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PNY Quadro P400 Review | 118 Data compared

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  • Avg. price in UK: ~£110
  • Avg. price in US: ~$120
  • VRAM: 2 GB
  • Memory bus width: 64 bit
  • Thermal Design Power (TDP): 30 W

PNY Quadro P400 review. Compare 118 technical specifications and user reviews to see how it ranks among graphics cards and if it is worth buying.

3.7

Overall score

What it is: An overall evaluation of the graphics card's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best graphics cards on the market.

Score components:

90.0%

3.0

Technical Score

10.0%

9.4

User score

Poor
3.0

Technical Score

What it is: An assessment of the graphics card's technical performance, covering key areas such as gaming and rendering performance, ray tracing, memory configuration, power efficiency, cooling, connectivity, features, and build quality.

When it matters: When you want to compare graphics cards based on technical performance and available features.

Score components:

44.0%

1.8

Performance

24.0%

1.7

Memory

12.0%

4.2

Power & Cooling

11.0%

5.7

Platform & Features

5.0%

8.9

Design

4.0%

6.1

Connectivity & Media

Poor
9.4

User score

What it is: A rating that combines user reviews and the total number of reviews received by the graphics card.

When it matters: When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.

Score components:

70.0%

9.1

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.5
(357)
amazon
4.6
(318)
amazon
4.4
(58)
amazon
5.0
(2)
United States
Amazon_logo.png
4.4
(180)
Amazon_logo.png
4.6
(153)
Amazon_logo.png
4.5
(132)
Amazon_logo.png
4.4
(58)
Amazon_logo.png
5.0
(2)

(Reviews last updated: June 2026)

Exceptional
  • 3.1
    Gaming

    Score components:

    45.0%

    1.0

    Floating-point performance

    25.0%

    1.0

    VRAM

    20.0%

    ?

    Ray tracing cores / units

    10.0%

    7.6

    PCI Express (PCIe) version

  • 4.1
    Video editing

    Score components:

    35.0%

    7.0

    AV1 encode

    30.0%

    1.0

    VRAM

    20.0%

    1.0

    Floating-point performance

    15.0%

    7.6

    PCI Express (PCIe) version

  • 2.4
    1080p

    Score components:

    55.0%

    1.0

    Floating-point performance

    25.0%

    1.0

    VRAM

    10.0%

    ?

    Ray tracing cores / units

    10.0%

    7.6

    PCI Express (PCIe) version

  • 2.4
    1440p

    Score components:

    50.0%

    1.0

    Floating-point performance

    30.0%

    1.0

    VRAM

    15.0%

    ?

    Ray tracing cores / units

    5.0%

    7.6

    PCI Express (PCIe) version

  • 2.7
    4K

    Score components:

    40.0%

    1.0

    Floating-point performance

    35.0%

    1.0

    VRAM

    20.0%

    ?

    Ray tracing cores / units

    5.0%

    7.6

    PCI Express (PCIe) version

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Best prices in UK

Best rankings

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Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The PNY NVIDIA Quadro P400 is an entry-level professional workstation graphics card built on the 14nm Pascal architecture, featuring 256 CUDA cores and 2GB of GDDR5 memory with up to 32 GB/s bandwidth. Designed for space and power-constrained environments, its main characteristics include a single-slot, low-profile form factor and a low 30W maximum power consumption that requires no external power connectors. Its primary pros include the ability to drive up to three 4K displays at 60Hz via mini-DisplayPort 1.4, ISV certification for professional CAD and DCC applications, and superior efficiency for basic 2D and 3D modeling compared to integrated graphics. However, notable cons include its limited 64-bit memory bus and low core count, which make it unsuitable for modern AAA gaming or demanding high-resolution rendering tasks.

Technical Specifications of PNY Quadro P400

Technical Score

What it is: An assessment of the graphics card's technical performance, covering key areas such as gaming and rendering performance, ray tracing, memory configuration, power efficiency, cooling, connectivity, features, and build quality.

When it matters: When you want to compare graphics cards based on technical performance and available features.

Score components:

44.0%

1.8

Performance

24.0%

1.7

Memory

12.0%

4.2

Power & Cooling

11.0%

5.7

Platform & Features

5.0%

8.9

Design

4.0%

6.1

Connectivity & Media

3.0
PNY Quadro P400 has a technical score of 3.04 points, which is lower than that of 97.2% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the graphics card.

When it matters: When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.

Score components:

70.0%

9.1

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.5
(357)
amazon
4.6
(318)
amazon
4.4
(58)
amazon
5.0
(2)
United States
Amazon_logo.png
4.4
(180)
Amazon_logo.png
4.6
(153)
Amazon_logo.png
4.5
(132)
Amazon_logo.png
4.4
(58)
Amazon_logo.png
5.0
(2)

(Reviews last updated: June 2026)

9.4
PNY Quadro P400 has a user score of 9.36 points, which is higher than that of 87.9% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the graphics card.
When it matters: When you prefer a graphics card that has already been chosen and reviewed by many other users.
10
PNY Quadro P400 has a popularity of 10 points, which is higher than 77.9% of products in this category.
Ratio quality/price

What it is: An indicator that combines the graphics card's overall rating with its cost.

When it matters: When you are looking for a graphics card that offers a strong balance of performance, features, and price.

Score components:

60.0%

3.7

Overall score

40.0%

9.9

Price

5.6
PNY Quadro P400 has a quality-to-price ratio of 5.6 points, which is lower than 89.4% of products in this category.
3DMark Time Spy benchmark score
What it is: Benchmark result from 3DMark Time Spy, a synthetic DirectX 12 test often used as a quick gaming-performance reference.
When it matters: When you need a fast rough performance sort before digging into game-specific reviews and frame-rate data.

Importance: LOW

?
3DMark Port Royal score
What it is: Benchmark result from 3DMark Port Royal, a synthetic test focused on ray tracing performance.
When it matters: When ray tracing matters in the games you actually play and you want one quick way to separate stronger and weaker RT cards.

Importance: LOW

N/A
PassMark (G3D) result
What it is: Overall GPU performance score in PassMark G3D benchmark
When it matters: When you need one broad score to sort cards into rough performance tiers.

Importance: LOW

?
PassMark (DirectCompute) result
What it is: PassMark score for DirectCompute performance tests
When it matters: When compute workloads matter alongside gaming performance.

Importance: LOW

758 points
PNY Quadro P400 scores 758 points in PassMark DirectCompute, which is lower than 90.9% of graphics cards.
Floating-point performance
What it is: Theoretical floating-point compute performance of the GPU.
When it matters: When rendering, AI, or heavy compute work needs strong single-precision throughput.

Importance: LOW

0.641 TFLOPS
PNY Quadro P400 delivers 0.641 TFLOPS floating-point performance, which is lower than that of 99.5% of graphics cards.
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VRAM
What it is: Total video memory available on the graphics card
When it matters: When you play at high settings, use texture mods, or work with large creative projects.

Importance: HIGH

2 GB
PNY Quadro P400 has 2 GB of VRAM, which is less than 94.5% of graphics cards and equal to 3.9% of graphics cards.
Memory type
What it is: Type of graphics memory used (GDDR6, HBM2e, etc.)
When it matters: When memory technology is part of the buying decision because it affects bandwidth class, power use, and product positioning.

Importance: LOW

GDDR5
GDDR version
What it is: Generation of GDDR memory used by the graphics card.
When it matters: When you want to separate older memory generations from newer ones before comparing bandwidth, power behavior, and market tier.

Importance: LOW

?
Memory bus width
What it is: Width of the memory interface bus in bits
When it matters: When you care about steadier performance at higher resolutions, heavier texture settings, or ray-traced workloads that stress memory traffic.

Importance: HIGH

64 bit
PNY Quadro P400 uses a 64 bit memory bus, which is narrower than that of 97.4% of graphics cards and equal to that of 2.6% of graphics cards.
Maximum memory bandwidth
What it is: Maximum data transfer rate between GPU and its memory
When it matters: When 4K gaming, ray tracing, or creator work can choke a slower memory subsystem.

Importance: HIGH

32 GB/s
PNY Quadro P400 reaches 32 GB/s memory bandwidth, which is lower than that of 98.9% of graphics cards.
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PCI Express (PCIe) version
What it is: Version of PCI Express interface supported
When it matters: When you are pairing the card with an older motherboard and want to avoid leaving bandwidth or future compatibility on the table.

Importance: LOW

3.0
PNY Quadro P400 supports PCIe 3.0, which is older than on 77.6% of graphics cards and equal to 20.3% of graphics cards.
PCIe lanes
What it is: Number of PCI Express lanes used for communication
When it matters: When limited lane width could bottleneck the card in some systems.

Importance: LOW

x16
PNY Quadro P400 uses x16 PCIe lanes, which is more than 31.5% of graphics cards and equal to 68.6% of graphics cards.
DirectX version
What it is: Highest supported DirectX API version
When it matters: When you play newer Windows games that depend on the latest graphics features.

Importance: LOW

?
Vulkan version
What it is: Highest supported Vulkan API version
When it matters: When modern games, emulators, or creative apps lean on Vulkan support.

Importance: LOW

?
OpenGL version
What it is: Highest supported OpenGL API version
When it matters: When older games or pro apps still depend on OpenGL compatibility.

Importance: LOW

4.6
PNY Quadro P400 supports OpenGL 4.6, which is more advanced than on 4.8% of graphics cards and equal to 95.2% of graphics cards.
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Max displays supported
What it is: Total number of external displays supported simultaneously
When it matters: When you run a multi-monitor desk for sim racing, trading, or editing.

Importance: LOW

3
PNY Quadro P400 supports up to 3 displays, which is fewer than 92.3% of graphics cards and equal to 5.8% of graphics cards.
Max digital resolution
What it is: Maximum supported digital display resolution
When it matters: When you plan to drive 4K or 8K panels at their native resolution.

Importance: LOW

?
DisplayPort outputs
What it is: Number of DisplayPort video outputs
When it matters: When your setup needs several high-refresh monitors without adapters.

Importance: LOW

3
PNY Quadro P400 offers 3 DisplayPort outputs, which is more than 20.9% of graphics cards and equal to 77.3% of graphics cards.
DisplayPort version
What it is: Version of DisplayPort standard supported
When it matters: When your monitor setup depends on newer DisplayPort features for higher refresh rates, higher resolution, or better cable flexibility.

Importance: LOW

1.4
PNY Quadro P400 supports DisplayPort 1.4, which is older than on 77.3% of graphics cards and equal to 16.2% of graphics cards.
DisplayPort link rates
What it is: Supported data link rates for DisplayPort connections
When it matters: When you are pushing high resolution and refresh rate over DisplayPort.

Importance: LOW

8.1 Gbps
PNY Quadro P400 supports DisplayPort link rates up to 8.1 Gbps, which is slower than on 50.4% of graphics cards and equal to 40.5% of graphics cards.
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Thermal Design Power (TDP)
What it is: Typical power consumption under full load (TDP)
When it matters: When you need a realistic idea of power draw before choosing a PSU or case.

Importance: MEDIUM

30 W
PNY Quadro P400 has a TDP of 30 W, which is lower than that of 98.6% of graphics cards and equal to that of 0.2% of graphics cards.
Power consumption while under peak load
What it is: Peak power draw of the graphics card under maximum load.
When it matters: When transient-heavy gaming loads could stress your power supply.

Importance: LOW

30 W
PNY Quadro P400 draws 30 W under peak load, which is lower than 98.6% of graphics cards and equal to 0.2% of graphics cards.
Recommended PSU wattage
What it is: Recommended wattage of the system power supply
When it matters: When you are checking whether your current power supply is enough.

Importance: LOW

?
Board power limit
What it is: Maximum configurable power limit for the GPU board
When it matters: When you care about how far the card can be pushed through tuning or factory power settings.

Importance: LOW

30 W
PNY Quadro P400 has a board power limit of 30 W, which is lower than that of 98.9% of graphics cards and equal to that of 0.2% of graphics cards.
PCIe power spec
What it is: PCIe power delivery specification followed
When it matters: When you are checking whether the slot and external cables match the card's intended power-delivery standard.

Importance: LOW

?
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Size
What it is: Physical size of the GPU card
When it matters: When you need the card to fit a compact case without blocking nearby hardware.

Importance: LOW

?
Length
What it is: Physical length of the GPU card
When it matters: When front radiators or drive cages leave only limited GPU clearance.

Importance: LOW

145 mm
PNY Quadro P400 is 145 mm long, which is shorter than 98.9% of graphics cards and equal in length to 1% of graphics cards.
Height
What it is: Physical height of the GPU card
When it matters: When side panels, brackets, or tight case layouts reduce vertical clearance.

Importance: LOW

68.9 mm
PNY Quadro P400 is 68.9 mm tall, which is shorter than 99.4% of graphics cards and equal in height to 0.1% of graphics cards.
Slot width
What it is: Number of PCIe slots occupied by the card
When it matters: When you need room for another PCIe card or better airflow under the GPU.

Importance: LOW

1 slot/s
PNY Quadro P400 occupies 1 slot/s, which is slimmer than 96.6% of graphics cards and equal in width to 3.4% of graphics cards.
Weight
What it is: Total weight of the graphics card
When it matters: When sag, bracket support, or shipping stress matters in your build.

Importance: LOW

129 g
PNY Quadro P400 weighs 129 g, which is lighter than 99.1% of graphics cards and equal in weight to 0.2% of graphics cards.
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PNY Quadro P400 vs the average graphics card

  • 86% lower TDP
    PNY Quadro P400 has a lower TDP than the average graphics card (30 W vs 215 W). The average graphics card has a TDP of 215 W.
    What it is: Typical power consumption under full load (TDP)
    When it matters: When you need a realistic idea of power draw before choosing a PSU or case.

    Importance: MEDIUM

    PNY Quadro P400 has a lower TDP than the average graphics card (30 W vs 215 W). The average graphics card has a TDP of 215 W.30 W vs 215 W
  • 140.37 mm shorter card length
    PNY Quadro P400 is shorter than the average graphics card (145 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.
    What it is: Physical length of the GPU card
    When it matters: When front radiators or drive cages leave only limited GPU clearance.

    Importance: LOW

    PNY Quadro P400 is shorter than the average graphics card (145 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.145 mm vs 285.37 mm
  • 16x larger L2 cache
    PNY Quadro P400 has more L2 cache than the average graphics card (512 MB vs 32 MB). The average graphics card has 32 MB L2 cache.
    What it is: Total size of the GPU’s L2 cache memory
    When it matters: When cache size can help the GPU feed data faster in demanding scenes.

    Importance: LOW

    PNY Quadro P400 has more L2 cache than the average graphics card (512 MB vs 32 MB). The average graphics card has 32 MB L2 cache.512 MB vs 32 MB
  • Supports ECC memory
    PNY Quadro P400 supports ECC memory, the average graphics card does not.
    What it is: Supports error-correcting code memory for higher reliability
    When it matters: When stability and error correction matter more than pure gaming value.

    Importance: LOW

    PNY Quadro P400 supports ECC memory, the average graphics card does not.
  • 58.1 mm lower card height
    PNY Quadro P400 is shorter than the average graphics card (68.9 mm vs 127 mm). The average graphics card has a height of 127 mm.
    What it is: Physical height of the GPU card
    When it matters: When side panels, brackets, or tight case layouts reduce vertical clearance.

    Importance: LOW

    PNY Quadro P400 is shorter than the average graphics card (68.9 mm vs 127 mm). The average graphics card has a height of 127 mm.68.9 mm vs 127 mm
  • 86.4% lower board power limit
    PNY Quadro P400 has a lower board power limit than the average graphics card (30 W vs 220 W). The average graphics card has a board power limit of 220 W.
    What it is: Maximum configurable power limit for the GPU board
    When it matters: When you care about how far the card can be pushed through tuning or factory power settings.

    Importance: LOW

    PNY Quadro P400 has a lower board power limit than the average graphics card (30 W vs 220 W). The average graphics card has a board power limit of 220 W.30 W vs 220 W
  • 1 slot/s slimmer design
    PNY Quadro P400 occupies fewer slots than the average graphics card (1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.
    What it is: Number of PCIe slots occupied by the card
    When it matters: When you need room for another PCIe card or better airflow under the GPU.

    Importance: LOW

    PNY Quadro P400 occupies fewer slots than the average graphics card (1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.1 slot/s vs 2 slot/s
  • 4.82x cheaper
    PNY Quadro P400 is cheaper than the average graphics card (£110 vs £530).
    PNY Quadro P400 is cheaper than the average graphics card (£110 vs £530).£110 vs £530
  • 16x larger L2 cache
    PNY Quadro P400 has more L2 cache than the average graphics card (512 MB vs 32 MB). The average graphics card has 32 MB L2 cache.
  • Supports ECC memory
    PNY Quadro P400 supports ECC memory, the average graphics card does not.
  • 56.6% smaller GPU die
    PNY Quadro P400 has a lower GPU die size than the average graphics card (132 mm² vs 304.25 mm²). The average graphics card has a GPU die size of 304.25 mm².
  • 86% lower TDP
    PNY Quadro P400 has a lower TDP than the average graphics card (30 W vs 215 W). The average graphics card has a TDP of 215 W.
  • 86.4% lower board power limit
    PNY Quadro P400 has a lower board power limit than the average graphics card (30 W vs 220 W). The average graphics card has a board power limit of 220 W.
  • 86.4% lower peak power draw
    PNY Quadro P400 has a lower peak power draw than the average graphics card (30 W vs 220 W). The average graphics card has a peak power draw of 220 W.
  • 140.37 mm shorter card length
    PNY Quadro P400 is shorter than the average graphics card (145 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.
  • 58.1 mm lower card height
    PNY Quadro P400 is shorter than the average graphics card (68.9 mm vs 127 mm). The average graphics card has a height of 127 mm.
  • 1 slot/s slimmer design
    PNY Quadro P400 occupies fewer slots than the average graphics card (1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.
  • 87.1% lighter card weight
    PNY Quadro P400 is lighter than the average graphics card (129 g vs 998 g). The average graphics card weighs 998 g.

Total
Overall
Memory
Platform & Features
Power & Cooling
Design
  • 49.9% lower boost clock speed
    PNY Quadro P400 has a lower boost GPU clock than the average graphics card (1,252 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.
  • 38 fewer compute units
    PNY Quadro P400 has fewer compute units than the average graphics card (2 vs 40). The average graphics card has 40 compute units.
  • 168 fewer TMUs
    PNY Quadro P400 has fewer TMUs than the average graphics card (16 vs 184). The average graphics card has 184 TMUs.
  • 36% lower base clock speed
    PNY Quadro P400 has a lower base GPU clock than the average graphics card (1,228 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.
  • 94.7% lower texture rate
    PNY Quadro P400 has a lower texture rate than the average graphics card (20 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.
  • 87.9% lower pixel rate
    PNY Quadro P400 has a lower pixel rate than the average graphics card (20 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.
  • 48 fewer ROPs
    PNY Quadro P400 has fewer ROPs than the average graphics card (16 vs 64). The average graphics card has 64 ROPs.
  • 97.2% lower FP32 performance
    PNY Quadro P400 has a lower FP32 performance than the average graphics card (0.6 TFLOPS vs 22.86 TFLOPS). The average graphics card has FP32 performance of 22.86 TFLOPS.
  • 97.2% lower compute throughput
    PNY Quadro P400 has a lower compute throughput than the average graphics card (0.6 TFLOPS vs 23.105 TFLOPS). The average graphics card has compute throughput of 23.105 TFLOPS.
  • 84% lower compute score
    PNY Quadro P400 has a lower compute score than the average graphics card (758 points vs 4,745 points). The average graphics card has a compute score of 4,745 points.
  • 95.7% lower FP64 performance
    PNY Quadro P400 has a lower FP64 performance than the average graphics card (0 TFLOPS vs 0.4651 TFLOPS). The average graphics card has FP64 performance of 0.4651 TFLOPS.
  • 4,096 fewer FP32 units
    PNY Quadro P400 has fewer FP32 units than the average graphics card (256 vs 4,352). The average graphics card has 4,352 FP32 units.
  • 192 bit narrower memory bus
    PNY Quadro P400 has a narrower memory bus than the average graphics card (64 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
  • 10 GB less VRAM
    PNY Quadro P400 has fewer VRAM than the average graphics card (2 GB vs 12 GB). The average graphics card has 12 GB VRAM.
  • 92.9% lower memory bandwidth
    PNY Quadro P400 has a lower memory bandwidth than the average graphics card (32 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
  • 78.9% slower memory speed
    PNY Quadro P400 has a lower effective memory speed than the average graphics card (4,000 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
  • 42.7% slower VRAM clock
    PNY Quadro P400 has a lower VRAM clock than the average graphics card (1,002 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
  • 62.5% smaller L1 cache
    PNY Quadro P400 has fewer L1 cache than the average graphics card (48 vs 128). The average graphics card has 128 L1 cache.
  • 2.8x larger process node
    PNY Quadro P400 has a higher process node than the average graphics card (14 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
  • No DLSS support
    PNY Quadro P400 does not support DLSS, the average graphics card does.
  • Older PCIe version
    PNY Quadro P400 supports an older PCIe version than the average graphics card (3 vs 4.0).
  • 6 older
    PNY Quadro P400 was released earlier than the average graphics card (2,017 vs 2,023).
  • No mesh shaders
    PNY Quadro P400 does not support mesh shaders, the average graphics card does.
  • Worse SAM support
    PNY Quadro P400 offers worse SAM support than the average graphics card (no vs yes).
  • Older encoder generation
    PNY Quadro P400 uses an older encoder generation than the average graphics card (4 vs 8). The average graphics card uses encoder generation 8.
  • Older shader model
    PNY Quadro P400 supports an older shader model than the average graphics card (5.1 vs 6.8).
  • No sampler feedback
    PNY Quadro P400 does not support sampler feedback, the average graphics card does.
  • 84.9% fewer transistors
    PNY Quadro P400 has fewer transistors than the average graphics card (3,300 million vs 21,900 million). The average graphics card has 21,900 million transistors.
  • No AV1 encoding
    PNY Quadro P400 does not support AV1 encoding, the average graphics card does.
  • 1 fewer displays supported
    PNY Quadro P400 supports fewer displays than the average graphics card (3 vs 4). The average graphics card supports 4 displays.
  • No AV1 decoding
    PNY Quadro P400 does not support AV1 decoding, the average graphics card does.
  • No DSC support
    PNY Quadro P400 does not support DSC, the average graphics card does.
  • No VRR support
    PNY Quadro P400 does not support VRR, the average graphics card does.
  • Older DisplayPort version
    PNY Quadro P400 supports an older DisplayPort version than the average graphics card (1.4 vs 1.4a).
  • Older HDCP version
    PNY Quadro P400 supports an older HDCP version than the average graphics card (2.2 vs 2.3).
  • No HDMI output
    PNY Quadro P400 does not include HDMI output, the average graphics card does.
  • Not VR ready
    PNY Quadro P400 is not VR ready, while the average graphics card is.
  • 1 fewer monitors per output type
    PNY Quadro P400 supports fewer monitors per output type than the average graphics card (3 vs 4). The average graphics card supports 4 monitors per output type.
  • Older NVDEC generation
    PNY Quadro P400 has a lower NVDEC generation than the average graphics card (3 vs 6). The average graphics card offers NVDEC generation 6.
  • 2 fewer fans
    PNY Quadro P400 has fewer fans than the average graphics card (1 vs 3).
  • No fan stop
    PNY Quadro P400 does not support fan stop, the average graphics card does.
  • No backplate
    PNY Quadro P400 does not include a backplate, the average graphics card does.
  • No RGB lighting
    PNY Quadro P400 does not include RGB lighting, the average graphics card does.
  • 49.9% lower boost clock speed
    PNY Quadro P400 has a lower boost GPU clock than the average graphics card (1,252 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.
    What it is: Maximum boost frequency the GPU can reach under load
    When it matters: When you want a rough idea of peak advertised frequency, while knowing real sustained clocks still depend on cooling and power limits.

    Importance: HIGH

    PNY Quadro P400 has a lower boost GPU clock than the average graphics card (1,252 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.1252 MHz vs 2500 MHz
  • 192 bit narrower memory bus
    PNY Quadro P400 has a narrower memory bus than the average graphics card (64 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.
    What it is: Width of the memory interface bus in bits
    When it matters: When you care about steadier performance at higher resolutions, heavier texture settings, or ray-traced workloads that stress memory traffic.

    Importance: HIGH

    PNY Quadro P400 has a narrower memory bus than the average graphics card (64 bit vs 256 bit). The average graphics card has a memory bus width of 256 bit.64 bit vs 256 bit
  • 38 fewer compute units
    PNY Quadro P400 has fewer compute units than the average graphics card (2 vs 40). The average graphics card has 40 compute units.
    What it is: Total number of shader multiprocessors or compute units
    When it matters: When you want a better sense of the GPU's overall parallel hardware resources before relying on game benchmarks alone.

    Importance: HIGH

    PNY Quadro P400 has fewer compute units than the average graphics card (2 vs 40). The average graphics card has 40 compute units.2 vs 40
  • 2 fewer fans
    PNY Quadro P400 has fewer fans than the average graphics card (1 vs 3).
    What it is: Total number of cooling fans
    When it matters: When you compare cooler designs and want one more clue about thermal potential.

    Importance: MEDIUM

    PNY Quadro P400 has fewer fans than the average graphics card (1 vs 3).1 vs 3
  • 10 GB less VRAM
    PNY Quadro P400 has fewer VRAM than the average graphics card (2 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    What it is: Total video memory available on the graphics card
    When it matters: When you play at high settings, use texture mods, or work with large creative projects.

    Importance: HIGH

    PNY Quadro P400 has fewer VRAM than the average graphics card (2 GB vs 12 GB). The average graphics card has 12 GB VRAM.2 GB vs 12 GB
  • 2.8x larger process node
    PNY Quadro P400 has a higher process node than the average graphics card (14 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
    What it is: Size of the manufacturing process in nanometers
    When it matters: When process node differences may affect power, heat, and overall efficiency.

    Importance: MEDIUM

    PNY Quadro P400 has a higher process node than the average graphics card (14 nm vs 5 nm). The average graphics card uses a process node of 5 nm.14 nm vs 5 nm
  • 168 fewer TMUs
    PNY Quadro P400 has fewer TMUs than the average graphics card (16 vs 184). The average graphics card has 184 TMUs.
    What it is: Total count of texture mapping units on the GPU
    When it matters: When texture-heavy gaming performance matters and you want extra hardware context behind texture-rate claims.

    Importance: HIGH

    PNY Quadro P400 has fewer TMUs than the average graphics card (16 vs 184). The average graphics card has 184 TMUs.16 vs 184
  • 94.7% lower texture rate
    PNY Quadro P400 has a lower texture rate than the average graphics card (20 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.
    What it is: Number of textured pixels the GPU can process per second
    When it matters: When fast texture handling matters in high-refresh gaming workloads.

    Importance: HIGH

    PNY Quadro P400 has a lower texture rate than the average graphics card (20 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.20.03 GTexel/s vs 376.8 GTexel/s
Total
Overall
Performance
Memory
Platform & Features
Connectivity & Media
Power & Cooling
Design

Graphic comparison of PNY Quadro P400 and

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Third-party reviews

United Kingdom
amazon
4.5
357 Reviews
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4.6
318 Reviews
amazon
4.4
58 Reviews
amazon
5.0
2 Reviews
United States
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4.4
180 Reviews
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4.6
153 Reviews
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4.5
132 Reviews
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4.4
58 Reviews
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5.0
2 Reviews

(Reviews last updated: June 2026)

What customers like about PNY Quadro P400?

  • Compact low-profile, single-slot design fits easily into small form factor (SFF) office workstations
  • Excellent for multi-monitor setups, supporting up to three 4K or 5K displays
  • Very energy efficient with a low 30W power draw and no need for additional PCIe power connectors
  • Effective for light professional tasks like CAD (AutoCAD), basic 3D modeling, and office productivity
  • Popular for budget Plex servers due to its capability to handle multiple 1080p transcodes
  • Reliable and quiet operation during standard use

What customers dislike about PNY Quadro P400?

  • Weak performance for modern gaming; struggles with AAA titles even at low settings
  • Limited 2GB VRAM is increasingly insufficient for high-end professional applications or large datasets
  • Requires mini-DisplayPort to HDMI/DP adapters (often not included), which can be an extra cost or inconvenience
  • Outdated Pascal architecture lacks modern features like ray tracing and AI-based DLSS
  • Poor value for money if purchased new today compared to more modern, second-hand consumer GPUs

Expert reviews

D
develop3d.com
05/02/2017
Review: Nvidia Quadro P2000 and Quadro P4000 for CAD, viz & VR

Nvidia Quadro P2000 and P4000 The Nvidia Quadro P2000 and P4000 introduce the power-efficient "Pascal" architecture to professional desktop workstations, replacing older "Maxwell" generation GPUs. The mid-range Quadro P2000 (5GB GDDR5) serves as a traditional sweet spot for 3D CAD modeling, providing up to 66% more peak single-precision compute performance over its predecessor,...Read more

S
score.nero.com
05/05/2021
NVIDIA Quadro P400 Benchmarks - Nero Score

The NVIDIA Quadro P400 demonstrates strong performance in specific system multimedia operations according to user-submitted Nero Score benchmarks. It achieves a commendable top score of 3,022 and an average score of 2,367 in system Advanced Video Coding (AVC) processing. This places the GPU in the 395th rank out of 1,737 tested devices. The review explicitly marks its performance as...Read more

S
storagereview.com
15/03/2026
Test NVIDIA Quadro RTX 4000Go to product viewer dialogue for this item. (Inclut des données comparatives sur la Quadro P4000Go to product viewer dialo...

The NVIDIA Quadro RTX 4000 is a professional entry-level Turing-architecture GPU designed for demanding workloads like CAD, AI, and VR, retailing for around $900. Built into a slim, single-slot form factor, it packs 2,304 CUDA cores, 288 Tensor cores, 36 RT cores, and 8GB of GDDR6 memory. Performance testing on a Lenovo ThinkSystem P920 workstation running Windows 10 revealed...Read more

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