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Gainward GeForce RTX 4080 Phoenix Gs Review | 118 Data compared

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  • Avg. price in UK: ~£1,190
  • Avg. price in US: ~$1,200
  • VRAM: 16 GB
  • Memory bus width: 256 bit
  • Thermal Design Power (TDP): 320 W

Gainward GeForce RTX 4080 Phoenix Gs review. Compare 118 technical specifications and user reviews to see how it ranks among graphics cards and if it is worth buying.

8.3

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%

8.5

Technical Score

10.0%

7.3

User score

Excellent
8.5

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%

9.3

Performance

24.0%

7.3

Memory

12.0%

7.8

Power & Cooling

11.0%

9.3

Platform & Features

5.0%

5.9

Design

4.0%

8.8

Connectivity & Media

Excellent
7.3

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%

10

User reviews

30.0%

1.0

Popularity

User score:
United Kingdom
amazon
5.0
(1)

(Reviews last updated: June 2026)

Very good
  • 8.3
    Gaming

    Score components:

    45.0%

    9.7

    Floating-point performance

    25.0%

    5.2

    VRAM

    20.0%

    8.9

    Ray tracing cores / units

    10.0%

    8.8

    PCI Express (PCIe) version

  • 8.3
    Video editing

    Score components:

    35.0%

    10

    AV1 encode

    30.0%

    5.2

    VRAM

    20.0%

    9.7

    Floating-point performance

    15.0%

    8.8

    PCI Express (PCIe) version

  • 8.4
    1080p

    Score components:

    55.0%

    9.7

    Floating-point performance

    25.0%

    5.2

    VRAM

    10.0%

    8.9

    Ray tracing cores / units

    10.0%

    8.8

    PCI Express (PCIe) version

  • 8.2
    1440p

    Score components:

    50.0%

    9.7

    Floating-point performance

    30.0%

    5.2

    VRAM

    15.0%

    8.9

    Ray tracing cores / units

    5.0%

    8.8

    PCI Express (PCIe) version

  • 7.9
    4K

    Score components:

    40.0%

    9.7

    Floating-point performance

    35.0%

    5.2

    VRAM

    20.0%

    8.9

    Ray tracing cores / units

    5.0%

    8.8

    PCI Express (PCIe) version

  • gainward-geforce-rtx-4080-phoenix-gs
gainward-geforce-rtx-4080-phoenix-gs

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 Gainward GeForce RTX 4080 Phoenix GS is a high-performance, factory-overclocked graphics card built on the NVIDIA Ada Lovelace architecture with 9,728 CUDA cores and 16GB of GDDR6X memory on a 256-bit bus. Key technical specifications include a boosted clock speed of 2,610 MHz, a 22.4 Gbps memory speed, and a 320W TDP powered by a single 16-pin connector. Its main characteristics feature a 3.1-slot triple-fan cooler with Cyclone Fans, a copper base, and a flashy ARGB lighting design with 'Auto Sync' for easy illumination control. Notable pros include its top-tier 4K gaming performance with DLSS 3 support, exceptional energy efficiency, and a powerful cooling system that operates with very low noise levels and includes a zero-RPM idle mode. On the downside, the card's massive physical dimensions (329mm length) may pose fitting issues in smaller cases, and it carries the high price point typical of the high-end RTX 4080 segment.

Technical Specifications of Gainward GeForce RTX 4080 Phoenix Gs

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%

9.3

Performance

24.0%

7.3

Memory

12.0%

7.8

Power & Cooling

11.0%

9.3

Platform & Features

5.0%

5.9

Design

4.0%

8.8

Connectivity & Media

8.5
Gainward GeForce RTX 4080 Phoenix Gs has a technical score of 8.46 points, which is higher than that of 89.8% 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%

10

User reviews

30.0%

1.0

Popularity

User score:
United Kingdom
amazon
5.0
(1)

(Reviews last updated: June 2026)

7.3
Gainward GeForce RTX 4080 Phoenix Gs has a user score of 7.3 points, which is lower than that of 86.8% 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.
1.0
Gainward GeForce RTX 4080 Phoenix Gs has a popularity of 1 points, which is lower than 55.9% 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%

8.3

Overall score

40.0%

4.2

Price

7.1
Gainward GeForce RTX 4080 Phoenix Gs has a quality-to-price ratio of 7.1 points, which is higher than 67.6% 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

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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

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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

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

Importance: LOW

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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

50.78 TFLOPS
Gainward GeForce RTX 4080 Phoenix Gs delivers 50.78 TFLOPS floating-point performance, which is higher than that of 83.2% of graphics cards and equal to that of 0.1% 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

16 GB
Gainward GeForce RTX 4080 Phoenix Gs has 16 GB of VRAM, which is more than 61.4% of graphics cards and equal to 28.7% 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

GDDR6X
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

GDDR6X
Gainward GeForce RTX 4080 Phoenix Gs uses GDDR6X memory, which is newer than on 55.8% of graphics cards and equal to 22.6% of graphics cards.
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

256 bit
Gainward GeForce RTX 4080 Phoenix Gs uses a 256 bit memory bus, which is wider than that of 49.5% of graphics cards and equal to that of 36.1% 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

716.8 GB/s
Gainward GeForce RTX 4080 Phoenix Gs reaches 716.8 GB/s memory bandwidth, which is higher than that of 74.5% of graphics cards and equal to that of 2.8% 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

4.0
Gainward GeForce RTX 4080 Phoenix Gs supports PCIe 4.0, which is newer than on 22.5% of graphics cards and equal to 52% 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
Gainward GeForce RTX 4080 Phoenix Gs 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

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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

1.4
Gainward GeForce RTX 4080 Phoenix Gs supports Vulkan 1.4, which is more advanced than on 26.6% of graphics cards and equal to 73.4% of graphics cards.
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
Gainward GeForce RTX 4080 Phoenix Gs 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

4
Gainward GeForce RTX 4080 Phoenix Gs supports up to 4 displays, which is more than 7.8% of graphics cards and equal to 89.2% 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

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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
Gainward GeForce RTX 4080 Phoenix Gs 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

1.4a
Gainward GeForce RTX 4080 Phoenix Gs supports DisplayPort 1.4a, which is more advanced than on 22.7% of graphics cards and equal to 44.2% 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

32.4 Gbps
Gainward GeForce RTX 4080 Phoenix Gs supports DisplayPort link rates up to 32.4 Gbps, which is faster than on 58.3% of graphics cards and equal to 24% 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

320 W
Gainward GeForce RTX 4080 Phoenix Gs has a TDP of 320 W, which is higher than that of 79.3% of graphics cards and equal to that of 5.8% 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

320 W
Gainward GeForce RTX 4080 Phoenix Gs draws 320 W under peak load, which is higher than 78.1% of graphics cards and equal to 5.3% 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

750 W
Gainward GeForce RTX 4080 Phoenix Gs recommends a 750 W PSU, which is higher than that of 62.5% of graphics cards and equal to that of 17.5% of graphics cards.
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

320 W
Gainward GeForce RTX 4080 Phoenix Gs has a board power limit of 320 W, which is higher than that of 75.4% of graphics cards and equal to that of 4.6% 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

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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

328.9 mm
Gainward GeForce RTX 4080 Phoenix Gs is 328.9 mm long, which is longer than 79.6% of graphics cards and equal in length to 0.8% 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

131.1 mm
Gainward GeForce RTX 4080 Phoenix Gs is 131.1 mm tall, which is taller than 60.4% of graphics cards and equal in height to 0.3% 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

3.1 slot/s
Gainward GeForce RTX 4080 Phoenix Gs occupies 3.1 slot/s, which is wider than 86.5% of graphics cards and equal in width to 1.2% 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

1,591 g
Gainward GeForce RTX 4080 Phoenix Gs weighs 1591 g, which is heavier than 80.5% of graphics cards and equal in weight to 0.2% of graphics cards.
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Gainward GeForce RTX 4080 Phoenix Gs vs the average graphics card

  • 36 more compute units
    Gainward GeForce RTX 4080 Phoenix Gs has more compute units than the average graphics card (76 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

    Gainward GeForce RTX 4080 Phoenix Gs has more compute units than the average graphics card (76 vs 40). The average graphics card has 40 compute units.76 vs 40
  • 2.11x higher texture rate
    Gainward GeForce RTX 4080 Phoenix Gs has a higher texture rate than the average graphics card (793.4 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

    Gainward GeForce RTX 4080 Phoenix Gs has a higher texture rate than the average graphics card (793.4 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.793.4 GTexel/s vs 376.8 GTexel/s
  • 48 more ROPs
    Gainward GeForce RTX 4080 Phoenix Gs has more ROPs than the average graphics card (112 vs 64). The average graphics card has 64 ROPs.
    What it is: Total number of render output units on the GPU
    When it matters: When you want more context on pixel output capacity, especially for high-resolution play and older raster-heavy engines.

    Importance: HIGH

    Gainward GeForce RTX 4080 Phoenix Gs has more ROPs than the average graphics card (112 vs 64). The average graphics card has 64 ROPs.112 vs 64
  • 28 more ray tracing cores
    Gainward GeForce RTX 4080 Phoenix Gs has more ray tracing cores than the average graphics card (76 vs 48). The average graphics card has 48 ray tracing cores.
    What it is: Number of dedicated ray tracing processing cores or units
    When it matters: When you care about ray-traced lighting, reflections, and shadows in newer games.

    Importance: HIGH

    Gainward GeForce RTX 4080 Phoenix Gs has more ray tracing cores than the average graphics card (76 vs 48). The average graphics card has 48 ray tracing cores.76 vs 48
  • 4.4% higher boost clock speed
    Gainward GeForce RTX 4080 Phoenix Gs has a higher boost GPU clock than the average graphics card (2,610 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

    Gainward GeForce RTX 4080 Phoenix Gs has a higher boost GPU clock than the average graphics card (2,610 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.2610 MHz vs 2500 MHz
  • 120 more TMUs
    Gainward GeForce RTX 4080 Phoenix Gs has more TMUs than the average graphics card (304 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

    Gainward GeForce RTX 4080 Phoenix Gs has more TMUs than the average graphics card (304 vs 184). The average graphics card has 184 TMUs.304 vs 184
  • 60% higher memory bandwidth
    Gainward GeForce RTX 4080 Phoenix Gs has a higher memory bandwidth than the average graphics card (716.8 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
    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

    Gainward GeForce RTX 4080 Phoenix Gs has a higher memory bandwidth than the average graphics card (716.8 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.716.8 GB/s vs 448 GB/s
  • 76.9% higher pixel rate
    Gainward GeForce RTX 4080 Phoenix Gs has a higher pixel rate than the average graphics card (292.3 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.
    What it is: Number of pixels the GPU can render per second
    When it matters: When you play at high resolutions or care about older raster-heavy games.

    Importance: MEDIUM

    Gainward GeForce RTX 4080 Phoenix Gs has a higher pixel rate than the average graphics card (292.3 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.292.3 GPixel/s vs 165.2 GPixel/s
  • 36 more compute units
    Gainward GeForce RTX 4080 Phoenix Gs has more compute units than the average graphics card (76 vs 40). The average graphics card has 40 compute units.
  • 2.11x higher texture rate
    Gainward GeForce RTX 4080 Phoenix Gs has a higher texture rate than the average graphics card (793.4 GTexel/s vs 376.8 GTexel/s). The average graphics card has a texture rate of 376.8 GTexel/s.
  • 48 more ROPs
    Gainward GeForce RTX 4080 Phoenix Gs has more ROPs than the average graphics card (112 vs 64). The average graphics card has 64 ROPs.
  • 28 more ray tracing cores
    Gainward GeForce RTX 4080 Phoenix Gs has more ray tracing cores than the average graphics card (76 vs 48). The average graphics card has 48 ray tracing cores.
  • 4.4% higher boost clock speed
    Gainward GeForce RTX 4080 Phoenix Gs has a higher boost GPU clock than the average graphics card (2,610 MHz vs 2,500 MHz). The average graphics card has a boost GPU clock of 2,500 MHz.
  • 120 more TMUs
    Gainward GeForce RTX 4080 Phoenix Gs has more TMUs than the average graphics card (304 vs 184). The average graphics card has 184 TMUs.
  • 76.9% higher pixel rate
    Gainward GeForce RTX 4080 Phoenix Gs has a higher pixel rate than the average graphics card (292.3 GPixel/s vs 165.2 GPixel/s). The average graphics card has a pixel rate of 165.2 GPixel/s.
  • 2.22x higher FP32 performance
    Gainward GeForce RTX 4080 Phoenix Gs has a higher FP32 performance than the average graphics card (50.8 TFLOPS vs 22.86 TFLOPS). The average graphics card has FP32 performance of 22.86 TFLOPS.
  • 112 more AI cores
    Gainward GeForce RTX 4080 Phoenix Gs has more AI cores than the average graphics card (304 vs 192). The average graphics card has 192 AI cores.
  • 14.8% higher base clock speed
    Gainward GeForce RTX 4080 Phoenix Gs has a higher base GPU clock than the average graphics card (2,205 MHz vs 1,920 MHz). The average graphics card has a base GPU clock of 1,920 MHz.
  • 5,376 more FP32 units
    Gainward GeForce RTX 4080 Phoenix Gs has more FP32 units than the average graphics card (9,728 vs 4,352). The average graphics card has 4,352 FP32 units.
  • 2.2x higher compute throughput
    Gainward GeForce RTX 4080 Phoenix Gs has a higher compute throughput than the average graphics card (50.8 TFLOPS vs 23.105 TFLOPS). The average graphics card has compute throughput of 23.105 TFLOPS.
  • 60% higher memory bandwidth
    Gainward GeForce RTX 4080 Phoenix Gs has a higher memory bandwidth than the average graphics card (716.8 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
  • 4 GB more VRAM
    Gainward GeForce RTX 4080 Phoenix Gs has more VRAM than the average graphics card (16 GB vs 12 GB). The average graphics card has 12 GB VRAM.
  • Supports ECC memory
    Gainward GeForce RTX 4080 Phoenix Gs supports ECC memory, the average graphics card does not.
  • 17.9% faster memory speed
    Gainward GeForce RTX 4080 Phoenix Gs has a higher effective memory speed than the average graphics card (22,400 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
  • 2x larger L2 cache
    Gainward GeForce RTX 4080 Phoenix Gs has more L2 cache than the average graphics card (64 MB vs 32 MB). The average graphics card has 32 MB L2 cache.
  • 20% smaller process node
    Gainward GeForce RTX 4080 Phoenix Gs has a lower process node than the average graphics card (4 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
  • 2.1x more transistors
    Gainward GeForce RTX 4080 Phoenix Gs has more transistors than the average graphics card (45,900 million vs 21,900 million). The average graphics card has 21,900 million transistors.
  • Newer shader model
    Gainward GeForce RTX 4080 Phoenix Gs supports a newer shader model than the average graphics card (6.9 vs 6.8).
  • Newer HDMI version
    Gainward GeForce RTX 4080 Phoenix Gs supports a newer HDMI version than the average graphics card (2.1a vs 2.1).

Total
Performance
Memory
Platform & Features
Connectivity & Media
  • 20% slower VRAM clock
    Gainward GeForce RTX 4080 Phoenix Gs has a lower VRAM clock than the average graphics card (1,400 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
  • 1 older
    Gainward GeForce RTX 4080 Phoenix Gs was released earlier than the average graphics card (2,022 vs 2,023).
  • 48.8% higher TDP
    Gainward GeForce RTX 4080 Phoenix Gs has a higher TDP than the average graphics card (320 W vs 215 W). The average graphics card has a TDP of 215 W.
  • 15.4% higher PSU requirement
    Gainward GeForce RTX 4080 Phoenix Gs has a higher PSU requirement than the average graphics card (750 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
  • 17 °C lower thermal ceiling
    Gainward GeForce RTX 4080 Phoenix Gs has a lower thermal ceiling than the average graphics card (110 °C vs 93 °C). The average graphics card has a thermal ceiling of 93 °C.
  • 45.5% higher board power limit
    Gainward GeForce RTX 4080 Phoenix Gs has a higher board power limit than the average graphics card (320 W vs 220 W). The average graphics card has a board power limit of 220 W.
  • 36.4% higher idle power draw
    Gainward GeForce RTX 4080 Phoenix Gs has a higher idle power draw than the average graphics card (15 W vs 11 W). The average graphics card has an idle power draw of 11 W.
  • 45.5% higher peak power draw
    Gainward GeForce RTX 4080 Phoenix Gs has a higher peak power draw than the average graphics card (320 W vs 220 W). The average graphics card has a peak power draw of 220 W.
  • 1.1 slot/s wider design
    Gainward GeForce RTX 4080 Phoenix Gs occupies more slots than the average graphics card (3.1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.
  • 43.53 mm longer card length
    Gainward GeForce RTX 4080 Phoenix Gs is longer than the average graphics card (328.9 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.
  • 4.1 mm higher card profile
    Gainward GeForce RTX 4080 Phoenix Gs is taller than the average graphics card (131.1 mm vs 127 mm). The average graphics card has a height of 127 mm.
  • 59.4% heavier card weight
    Gainward GeForce RTX 4080 Phoenix Gs is heavier than the average graphics card (1,591 g vs 998 g). The average graphics card weighs 998 g.
  • 1.1 slot/s wider design
    Gainward GeForce RTX 4080 Phoenix Gs occupies more slots than the average graphics card (3.1 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

    Gainward GeForce RTX 4080 Phoenix Gs occupies more slots than the average graphics card (3.1 slot/s vs 2 slot/s). The average graphics card occupies 2 slot/s.3.1 slot/s vs 2 slot/s
  • 48.8% higher TDP
    Gainward GeForce RTX 4080 Phoenix Gs has a higher TDP than the average graphics card (320 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

    Gainward GeForce RTX 4080 Phoenix Gs has a higher TDP than the average graphics card (320 W vs 215 W). The average graphics card has a TDP of 215 W.320 W vs 215 W
  • 43.53 mm longer card length
    Gainward GeForce RTX 4080 Phoenix Gs is longer than the average graphics card (328.9 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

    Gainward GeForce RTX 4080 Phoenix Gs is longer than the average graphics card (328.9 mm vs 285.37 mm). The average graphics card has a length of 285.37 mm.328.9 mm vs 285.37 mm
  • 15.4% higher PSU requirement
    Gainward GeForce RTX 4080 Phoenix Gs has a higher PSU requirement than the average graphics card (750 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
    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

    Gainward GeForce RTX 4080 Phoenix Gs has a higher PSU requirement than the average graphics card (750 W vs 650 W). The average graphics card has a PSU requirement of 650 W.750 W vs 650 W
  • 20% slower VRAM clock
    Gainward GeForce RTX 4080 Phoenix Gs has a lower VRAM clock than the average graphics card (1,400 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
    What it is: Speed at which the GPU memory operates
    When it matters: When you want more context on how quickly the card's VRAM can move data.

    Importance: LOW

    Gainward GeForce RTX 4080 Phoenix Gs has a lower VRAM clock than the average graphics card (1,400 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.1400 MHz vs 1750 MHz
  • 17 °C lower thermal ceiling
    Gainward GeForce RTX 4080 Phoenix Gs has a lower thermal ceiling than the average graphics card (110 °C vs 93 °C). The average graphics card has a thermal ceiling of 93 °C.
    What it is: Maximum safe junction temperature of the GPU die
    When it matters: When you are evaluating thermal headroom and want to know how close the GPU can run to its official ceiling before throttling behavior becomes a concern.

    Importance: LOW

    Gainward GeForce RTX 4080 Phoenix Gs has a lower thermal ceiling than the average graphics card (110 °C vs 93 °C). The average graphics card has a thermal ceiling of 93 °C.110 °C vs 93 °C
  • 45.5% higher board power limit
    Gainward GeForce RTX 4080 Phoenix Gs has a higher board power limit than the average graphics card (320 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

    Gainward GeForce RTX 4080 Phoenix Gs has a higher board power limit than the average graphics card (320 W vs 220 W). The average graphics card has a board power limit of 220 W.320 W vs 220 W
  • 2.25x more expensive
    Gainward GeForce RTX 4080 Phoenix Gs is more expensive than the average graphics card (£1,190 vs £530).
    Gainward GeForce RTX 4080 Phoenix Gs is more expensive than the average graphics card (£1,190 vs £530).£1,190 vs £530
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Power & Cooling
Design

Graphic comparison of Gainward GeForce RTX 4080 Phoenix Gs and

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Third-party reviews

United Kingdom
amazon
5.0
1 Reviews

(Reviews last updated: June 2026)

What customers like about Gainward GeForce RTX 4080 Phoenix Gs?

  • Outstanding thermal performance with low GPU and memory temperatures
  • Extremely quiet operation, even under heavy gaming loads
  • Factory overclocked 'Golden Sample' (GS) provides a performance boost over reference cards
  • High energy efficiency compared to previous generation flagships
  • Extensive and customizable ARGB lighting for a 'flashy' aesthetic
  • Includes a support bracket to prevent GPU sag due to its large size

What customers dislike about Gainward GeForce RTX 4080 Phoenix Gs?

  • High MSRP makes it a difficult value proposition compared to the RTX 4090
  • Large physical dimensions (3.1-slot design) may not fit in smaller PC cases
  • Occasional reports of coil whine or low-frequency buzzing under high frame rates
  • The 16-pin power adapter can lead to messy cable management in older systems
  • Considered a 'budget-oriented' shroud design compared to Gainward's premium Phantom line

Expert reviews

T
techpowerup.com
02/03/2023
Gainward GeForce RTX 4080 Phoenix GS Review

The Gainward GeForce RTX 4080 Phoenix GS is a high-performance custom card designed for 4K gaming, featuring a 2610 MHz factory-overclocked boost clock and 16 GB of GDDR6X memory that exceeds RTX 3090 Ti performance. Key advantages include exceptional energy efficiency, DLSS 3 support, and a quiet 3.1-slot cooler, all housed within an aggressive design with extensive ARGB lighting....Read more

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