Scored using Graphics cards Methodology v3.0
Graphics cards Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Graphics cards Methodology v3.0: the technical score from the specifications is the base, and independent expert and video reviews (up to ±0.5 points), owner opinions (up to ±0.3) and best-of lists (up to +0.3) move it up or down.
Explore Graphics cards Methodology v3.0

KFA2 GeForce RTX 4090 SG 1-Click OC review: 117 specs compared

Avg. price:~£2,030VRAM:24 GBMemory bus width:384 bitThermal Design Power (TDP):450 W

KFA2 GeForce RTX 4090 SG 1-Click OC Review: Compare 117 technical specifications and 6 expert reviews to see how this product ranks in the Graphics cards category and whether it is worth buying.

KFA2 GeForce RTX 4090 SG 1-Click OC
8.6/10

Overall score

Score
8.6/ 10
✕
What it is
Our main score for this model, 1–10. It combines specs, expert reviews, best-of lists and owners.
How we count it
Parts: Technical score 40%, Reviews score 25%, List score 25%, Sentiment score 10%
Marks: Each part gets a mark out of 10. For reviews, lists and owners, a typical model in this category gets about 8 and the best one gets 10.
No data yet: A part with no data shows "?". It counts as the mark of a weaker model in this category (4 in 5 models with data score higher). This way, models with reviews, lists and owners usually come out ahead.
Score distribution
▼
<55-66-77-88-99-10
Score components

40%

9.1

Technical score

25%

8.6

Reviews score

25%

?

List scoreNot enough data yet, so we use 7.5, the mark of a weaker model in this category

10%

9.0

Sentiment score

★Better than 99% of graphics cards
6.3

Value for money

Value for money
6.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components

70%

8.6

Overall score

30%

1.0

Price

▼Worse than 90%
9.1

Technical score

Technical score
9.1/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 40% of the overall score.
Score distribution
▼
<55-66-77-88-99-10
Score components

44%

9.9

Performance

24%

9.3

Memory

12%

6.7

Power

11%

9.7

Features

5%

4.9

Design

4%

9.5

Connectivity

▲Better than 88%
8.6

Reviews score

Reviews score
8.6/ 10
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.6 for now.
Share: Reviews count 25% of the overall score.
Score distribution
▼
<55-66-77-88-99-10

80%

8.7

Average grade

20%

8.3

Popularity

Grades by review (6)
6 reviews: 0 with a printed score, 6 estimated from the review. Reviews count 25% of the overall score.
User ratings collected online are not part of this score.
★Better than 96%
?

List score

List score
7.5/ 10
✕
What it is
How often independent test sites, magazines and video reviewers put this model in their best-of lists for this category.
How we count it
Points: The model in the most lists of this category gets 10; the others get 8 to 10 in proportion. In no list yet: 7.5. Lists count 25% of the overall score.
Enough data: Every list counts, even a single one. With fewer than 5 best-of lists in the category, this part is left out.
Lists with this model (0)
Not in any best-of list yet, so this part counts as 7.5. Models in a list get 8 to 10.
Not in any best-of list yet
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Where to buy
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What reviewers say about the KFA2 GeForce RTX 4090 SG 1-Click OC

Based on 6

Reviewers like the sensible power draw but split on gaming performance, and they agree the card is too bulky for many cases.
Praised
Mixed views
Criticised
Pick a topic to see who said what

What owners say about the KFA2 GeForce RTX 4090 SG 1-Click OC

Based on 241 owners sharing their experience in online comments

78%positive9%mixed13%negative

Owners praise its exceptional gaming speed and longevity, while power draw and occasional driver problems remain the main drawbacks.

What owners dislike

  • Owners say frame rates can fall short in some demanding games and settings, especially at 4K or on very high-resolution VR headsets, where some need to drop settings badly.3
  • Owners report driver crashes, display errors and black screens at launch, and some features such as DLSS 3 frame generation not appearing for some users.3

Points mentioned by at least 3 owners, most mentioned first.

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Technical Specifications of graphics card KFA2 GeForce RTX 4090 SG 1-Click OC

Technical score
Technical score
9.1/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 40% of the overall score.
Score distribution
▼
<55-66-77-88-99-10
Score components:

44%

9.9

Performance

24%

9.3

Memory

12%

6.7

Power

11%

9.7

Features

5%

4.9

Design

4%

9.5

Connectivity

9.1
Reviews score
8.6
List score
?
Value for money
Value for money
6.3/ 10
✕
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 distribution
▼
<55-66-77-88-99-10
Score components:

70%

8.6

Overall score

30%

1.0

Price

6.3
3DMark Time Spy benchmark score
38,000 points
This graphics card scores 38,000 points in 3DMark Time Spy, which is higher than 96.9% of graphics cards and equal to 0.6% of graphics cards.
3DMark Port Royal score
25,845 points
This graphics card scores 25,845 points in 3DMark Port Royal, which is higher than 93% of graphics cards.
PassMark (G3D) result
39,128 points
This graphics card scores 39,128 points in PassMark G3D, which is higher than 97% of graphics cards and equal to 0.9% of graphics cards.
PassMark (DirectCompute) result
26,333 points
This graphics card scores 26,333 points in PassMark DirectCompute, which is higher than 88% of graphics cards and equal to 2.7% of graphics cards.
FP32 performance
84.54 TFLOPS
This graphics card delivers 84.54 TFLOPS FP32 performance, which is higher than that of 96.3% of graphics cards and equal to that of 0.4% of graphics cards.
Show more
What reviewers say
VRAM
24 GB
This graphics card has 24 GB of VRAM, which is more than 91.2% of graphics cards and equal to 5.5% of graphics cards.
Memory type
GDDR6X
This graphics card uses GDDR6X memory, which is newer than on 57.1% of graphics cards and equal to 22.4% of graphics cards.
Memory bus width
384 bit
This graphics card uses a 384 bit memory bus, which is wider than that of 89.7% of graphics cards and equal to that of 7% of graphics cards.
Maximum memory bandwidth
1,008 GB/s
This graphics card reaches 1,008 GB/s memory bandwidth, which is higher than that of 94% of graphics cards and equal to that of 2.9% of graphics cards.
Effective memory speed
21,000 MHz
This graphics card reaches an effective memory speed of 21,000 MHz, which is faster than that of 61.2% of graphics cards and equal to that of 12.4% of graphics cards.
Show more
PCI Express (PCIe) version
4
This graphics card supports PCIe 4, which is newer than on 22.5% of graphics cards and equal to 50.5% of graphics cards.
PCIe lanes
x16
This graphics card uses x16 PCIe lanes, which is more than 24.1% of graphics cards and equal to 75.9% of graphics cards.
DirectX version
12 Ultimate
This graphics card supports DirectX 12 Ultimate, which is more advanced than on 22.8% of graphics cards and equal to 77.2% of graphics cards.
Vulkan version
1.4
This graphics card supports Vulkan 1.4, which is more advanced than on 20.8% of graphics cards and equal to 79.2% of graphics cards.
OpenGL version
4.6
This graphics card supports OpenGL 4.6, which is more advanced than on 2% of graphics cards and equal to 98% of graphics cards.
Show more
Max displays supported
4
This graphics card supports up to 4 displays, which is more than 9% of graphics cards and equal to 88.2% of graphics cards.
Max digital resolution
7680x4320
This graphics card supports a maximum digital resolution of 7680x4320, which is higher than that of 9.2% of graphics cards and equal to that of 90.9% of graphics cards.
DisplayPort outputs
3
This graphics card offers 3 DisplayPort outputs, which is more than 21.7% of graphics cards and equal to 76% of graphics cards.
DisplayPort version
1.4a
This graphics card supports DisplayPort 1.4a, which is more advanced than on 19.3% of graphics cards and equal to 46.3% of graphics cards.
DisplayPort link rates
32.4 Gbps
This graphics card supports DisplayPort link rates up to 32.4 Gbps, which is faster than on 56.6% of graphics cards and equal to 20.9% of graphics cards.
Show more
Thermal Design Power (TDP)
450 W
This graphics card has a TDP of 450 W, which is higher than that of 94.3% of graphics cards and equal to that of 2.9% of graphics cards.
Power consumption while under peak load
450 W
This graphics card draws 450 W under peak load, which is higher than 93.6% of graphics cards and equal to 2.3% of graphics cards.
Recommended PSU wattage
850 W
This graphics card recommends a 850 W PSU, which is higher than that of 83.6% of graphics cards and equal to that of 11.9% of graphics cards.
Board power limit
510 W
This graphics card has a board power limit of 510 W, which is higher than that of 96.1% of graphics cards and equal to that of 0.1% of graphics cards.
PCIe power spec
450 W
Show more
What reviewers say
Size
352x 153x 74 mm
Length
336 mm
This graphics card is 336 mm long, which is longer than 88.1% of graphics cards and equal in length to 1.9% of graphics cards.
Height
138 mm
This graphics card is 138 mm tall, which is taller than 77.2% of graphics cards and equal in height to 1.2% of graphics cards.
Slot width
4 slot/s
This graphics card occupies 4 slot/s, which is wider than 97.6% of graphics cards and equal in width to 2.3% of graphics cards.
Weight
1960 g
This graphics card weighs 1960 g, which is heavier than 88.8% of Graphics cards and equal to 0.1% of Graphics cards.
Show more
What reviewers say

KFA2 GeForce RTX 4090 SG 1-Click OC vs the average graphics card

246810TotalPerformanceMemoryFeaturesConnectivityPowerDesign
  • 88 more compute units
    This graphics card has more compute units than the average graphics card (128 vs 40). The average graphics card has 40 compute units.
    128 vs 40
  • 88 more ray tracing cores
    This graphics card has more ray tracing cores than the average graphics card (128 vs 40). The average graphics card has 40 ray tracing cores.
    128 vs 40
  • 2.25x higher memory bandwidth
    This graphics card has a higher memory bandwidth than the average graphics card (1,008 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
    1,008 GB/s vs 448 GB/s
  • 12 GB more VRAM
    This graphics card has more VRAM than the average graphics card (24 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    24 GB vs 12 GB
  • 3.49x higher texture rate
    This graphics card has a higher texture rate than the average graphics card (1,321 GTexel/s vs 378 GTexel/s). The average graphics card has a texture rate of 378 GTexel/s.
    1,321 GTexel/s vs 378 GTexel/s
  • 192 bit wider memory bus
    This graphics card has a wider memory bus than the average graphics card (384 bit vs 192 bit). The average graphics card has a memory bus width of 192 bit.
    384 bit vs 192 bit
  • 112 more ROPs
    This graphics card has more ROPs than the average graphics card (176 vs 64). The average graphics card has 64 ROPs.
    176 vs 64
  • 328 more TMUs
    This graphics card has more TMUs than the average graphics card (512 vs 184). The average graphics card has 184 TMUs.
    512 vs 184
  • 19.4% higher review score
    Reviews score
    8.6/ 10
    ✕
    What it is
    Average grade from independent test sites, magazines and video reviewers, 1–10.
    How we count it
    Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
    Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
    Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.6 for now.
    Share: Reviews count 25% of the overall score.
    Score distribution
    ▼
    <55-66-77-88-99-10

    80%

    8.7

    Average grade

    20%

    8.3

    Popularity

    Grades by review (6)
    6 reviews: 0 with a printed score, 6 estimated from the review. Reviews count 25% of the overall score.
    User ratings collected online are not part of this score.
    8.6 vs 7.2
  • 15.4% higher sentiment score
    9.0 vs 7.8
  • 88 more compute units
    This graphics card has more compute units than the average graphics card (128 vs 40). The average graphics card has 40 compute units.
    128 vs 40
  • 88 more ray tracing cores
    This graphics card has more ray tracing cores than the average graphics card (128 vs 40). The average graphics card has 40 ray tracing cores.
    128 vs 40
  • 3.49x higher texture rate
    This graphics card has a higher texture rate than the average graphics card (1,321 GTexel/s vs 378 GTexel/s). The average graphics card has a texture rate of 378 GTexel/s.
    1,321 GTexel/s vs 378 GTexel/s
  • 112 more ROPs
    This graphics card has more ROPs than the average graphics card (176 vs 64). The average graphics card has 64 ROPs.
    176 vs 64
  • 328 more TMUs
    This graphics card has more TMUs than the average graphics card (512 vs 184). The average graphics card has 184 TMUs.
    512 vs 184
  • 2.82x higher pixel rate
    This graphics card has a higher pixel rate than the average graphics card (454.1 GPixel/s vs 161.3 GPixel/s). The average graphics card has a pixel rate of 161.3 GPixel/s.
    454.1 GPixel/s vs 161.3 GPixel/s
  • 368 more AI cores
    This graphics card has more AI cores than the average graphics card (512 vs 144). The average graphics card has 144 AI cores.
    512 vs 144
  • 3.74x higher FP32 performance
    This graphics card has a higher FP32 performance than the average graphics card (84.5 TFLOPS vs 22.6 TFLOPS). The average graphics card has FP32 performance of 22.6 TFLOPS.
    84.54 TFLOPS vs 22.6 TFLOPS
  • 3% higher boost clock speed
    This graphics card has a higher boost GPU clock than the average graphics card (2,580 MHz vs 2,505 MHz). The average graphics card has a boost GPU clock of 2,505 MHz.
    2,580 MHz vs 2,505 MHz
  • 2.57x higher gaming score
    This graphics card has a higher gaming score than the average graphics card (38,000 points vs 14,779 points). The average graphics card has a gaming score of 14,779 points.
    38,000 points vs 14,779 points
  • 72.8% higher PassMark score
    This graphics card has a higher PassMark score than the average graphics card (39,128 points vs 22,638 points). The average graphics card has a PassMark score of 22,638 points.
    39,128 points vs 22,638 points
  • 2.83x higher ray tracing score
    This graphics card has a higher ray tracing score than the average graphics card (25,845 points vs 9,148 points). The average graphics card has a ray tracing score of 9,148 points.
    25,845 points vs 9,148 points
  • 16.1% higher base clock speed
    This graphics card has a higher base GPU clock than the average graphics card (2,230 MHz vs 1920 MHz). The average graphics card has a base GPU clock of 1920 MHz.
    2,230 MHz vs 1,920 MHz
  • 5.46x higher INT8 performance
    This graphics card has a higher INT8 performance than the average graphics card (1,321 TOPS vs 242 TOPS). The average graphics card has INT8 performance of 242 TOPS.
    1,321 TOPS vs 242 TOPS
  • 12,032 more FP32 units
    This graphics card has more FP32 units than the average graphics card (16,384 vs 4,352). The average graphics card has 4,352 FP32 units.
    16,384 vs 4,352
  • 2.77x higher FP64 performance
    This graphics card has a higher FP64 performance than the average graphics card (1.3 TFLOPS vs 0.48 TFLOPS). The average graphics card has FP64 performance of 0.48 TFLOPS.
    1.33 TFLOPS vs 0.48 TFLOPS
  • 4.66x higher BF16 performance
    This graphics card has a higher BF16 performance than the average graphics card (165.2 TFLOPS vs 35.48 TFLOPS). The average graphics card has BF16 performance of 35.48 TFLOPS.
    165.2 TFLOPS vs 35.48 TFLOPS
  • 2.18x higher compute score
    This graphics card has a higher compute score than the average graphics card (26,333 points vs 12,70.5 points). The average graphics card has a compute score of 12,070.5 points.
    26,333 points vs 12,070.5 points
  • 2.8x higher FP16 performance
    This graphics card has a higher FP16 performance than the average graphics card (82.6 TFLOPS vs 29.5 TFLOPS). The average graphics card has FP16 performance of 29.5 TFLOPS.
    82.6 TFLOPS vs 29.5 TFLOPS
  • 2.25x higher memory bandwidth
    This graphics card has a higher memory bandwidth than the average graphics card (1,008 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
    1,008 GB/s vs 448 GB/s
  • 12 GB more VRAM
    This graphics card has more VRAM than the average graphics card (24 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    24 GB vs 12 GB
  • 192 bit wider memory bus
    This graphics card has a wider memory bus than the average graphics card (384 bit vs 192 bit). The average graphics card has a memory bus width of 192 bit.
    384 bit vs 192 bit
  • Supports ECC memory
    This graphics card supports ECC memory, the average graphics card does not.
  • 3x larger L2 cache
    This graphics card has more L2 cache than the average graphics card (72 MB vs 24 MB). The average graphics card has 24 MB L2 cache.
    72 MB vs 24 MB
  • 18x more Infinity Cache
    This graphics card has more Infinity Cache than the average graphics card (72 MB vs 4 MB). The average graphics card has 4 MB Infinity Cache.
    72 MB vs 4 MB
  • 10.5% faster memory speed
    This graphics card has a higher effective memory speed than the average graphics card (21,000 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
    21,000 MHz vs 19,000 MHz
  • 20% smaller process node
    This graphics card uses a smaller manufacturing process than the average graphics card (4 nm vs 5 nm). The average graphics card uses a manufacturing process of 5 nm.
    4 nm vs 5 nm
  • 3.33x more transistors
    This graphics card has more transistors than the average graphics card (76,300 million vs 22,900 million). The average graphics card has 22,900 million transistors.
    76,300 million vs 22,900 million
  • 8 °C lower idle temperature
    This graphics card has a lower idle temperature than the average graphics card (29 °C vs 37 °C). The average graphics card has an idle temperature of 37 °C.
    29 °C vs 37 °C
  • 2.09x higher TDP
    This graphics card has a higher TDP than the average graphics card (450 W vs 215 W). The average graphics card has a TDP of 215 W.
    450 W vs 215 W
  • No dual BIOS
    This graphics card does not include dual BIOS, the average graphics card does.
  • Less advanced frame generation
    This graphics card has less advanced frame generation than the average graphics card (frame generation vs multi frame generation).
    frame generation vs multi frame generation
  • 30.8% higher PSU requirement
    This graphics card has a higher PSU requirement than the average graphics card (850 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
    850 W vs 650 W
  • 53.8 mm longer card length
    This graphics card is longer than the average graphics card (336 mm vs 282.2 mm). The average graphics card has a length of 282.2 mm.
    336 mm vs 282.2 mm
  • 1.5 slot/s wider design
    This graphics card occupies more slots than the average graphics card (4 slot/s vs 2.5 slot/s). The average graphics card occupies 2.5 slot/s.
    4 slot/s vs 2.5 slot/s
  • 2.32x higher board power limit
    This graphics card has a higher board power limit than the average graphics card (510 W vs 220 W). The average graphics card has a board power limit of 220 W.
    510 W vs 220 W
  • 25% slower VRAM clock
    This graphics card has a lower VRAM clock than the average graphics card (1,313 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
    1,313 MHz vs 1,750 MHz
  • 3.9x more expensive
    KFA2 GeForce RTX 4090 SG 1-Click OC is more expensive than the average graphics card (£2,030 vs £520).
    £2,030 vs £520
  • 17.9% worse value for money
    KFA2 GeForce RTX 4090 SG 1-Click OC has worse value for money than the average graphics card (6.29 vs 7.4).
    6.29 vs 7.41
  • 1 years older
    This graphics card was released earlier than the average graphics card (2022 vs 2023).
    October 2022
    2022 vs 2023
  • 25% slower VRAM clock
    This graphics card has a lower VRAM clock than the average graphics card (1,313 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
    1,313 MHz vs 1,750 MHz
  • Less advanced frame generation
    This graphics card has less advanced frame generation than the average graphics card (frame generation vs multi frame generation).
    frame generation vs multi frame generation
  • 2.07x larger GPU die
    This graphics card has a higher GPU die size than the average graphics card (609 mm² vs 294 mm²). The average graphics card has a GPU die size of 294 mm².
    609 mm² vs 294 mm²
  • Older HDMI version
    This graphics card supports an older HDMI version than the average graphics card (2.1 vs 2.1a).
    2.1 vs 2.1a
  • More basic codec support
    This graphics card encodes more basic formats than the average graphics card (H.264/H.265/AV1 vs H.264/H.265/AV1/VP9).
    H.264/H.265/AV1 vs H.264/H.265/AV1/VP9
  • Older NVDEC generation
    This graphics card has a lower NVDEC generation than the average graphics card (5 vs 6). The average graphics card offers NVDEC generation 6.
    5 vs 6
  • 2.09x higher TDP
    This graphics card has a higher TDP than the average graphics card (450 W vs 215 W). The average graphics card has a TDP of 215 W.
    450 W vs 215 W
  • No dual BIOS
    This graphics card does not include dual BIOS, the average graphics card does.
  • 30.8% higher PSU requirement
    This graphics card has a higher PSU requirement than the average graphics card (850 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
    850 W vs 650 W
  • 2.32x higher board power limit
    This graphics card has a higher board power limit than the average graphics card (510 W vs 220 W). The average graphics card has a board power limit of 220 W.
    510 W vs 220 W
  • 10 °C lower thermal ceiling
    This graphics card has a lower thermal ceiling than the average graphics card (105 °C vs 95 °C). The average graphics card has a thermal ceiling of 95 °C.
    105 °C vs 95 °C
  • 2.05x higher peak power draw
    This graphics card has a higher peak power draw than the average graphics card (450 W vs 220 W). The average graphics card has a peak power draw of 220 W.
    450 W vs 220 W
  • 75% higher idle power draw
    This graphics card has a higher idle power draw than the average graphics card (21 W vs 12 W). The average graphics card has an idle power draw of 12 W.
    21 W vs 12 W
  • 53.8 mm longer card length
    This graphics card is longer than the average graphics card (336 mm vs 282.2 mm). The average graphics card has a length of 282.2 mm.
    336 mm vs 282.2 mm
  • 1.5 slot/s wider design
    This graphics card occupies more slots than the average graphics card (4 slot/s vs 2.5 slot/s). The average graphics card occupies 2.5 slot/s.
    4 slot/s vs 2.5 slot/s
  • 13 mm higher card profile
    This graphics card is taller than the average graphics card (138 mm vs 125 mm). The average graphics card has a height of 125 mm.
    138 mm vs 125 mm
  • 93.3% heavier
    This graphics card is heavier than the average graphics card (1960 g vs 1,014 g). The average graphics card weighs 1,014 g.
    1,960 g vs 1,014 g

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Not graded
Not graded

Expert reviews

In-depth analysis and verdict from leading tech publications

9.0
notebookcheck.com
≈ estimated
29/11/2022
Lab test · Benchmark charts
Verdict
The KFA2 GeForce RTX 4090 SG is a strong 4K performer that trails the Palit GameRock OC by a few percent, while Nvidia's Titan RTX wins some workstation tests.
9.5
hardwareinside.de
≈ estimated
02/12/2022
Hands-on test · Temperature and power
Verdict
The KFA2 GeForce RTX 4090 SG runs cool, draws less power than expected and looks striking, but its length may rule out some cases.
9.5
game2gether.de
≈ estimated
02/05/2023
Hands-on test · Overclocking and cooling
Verdict
The KFA2 GeForce RTX 4090 SG is a strong flagship with good cooling and overclocking headroom, but its 510 W BIOS limits how far it can be pushed.
9.5
hardware-helden.de
≈ estimated
26/10/2022
Lab test · Efficiency and noise
Verdict
The KFA2 GeForce RTX 4090 SG is a cool, quiet 4K card drawing far less power than an RTX 3080 Ti, though its four-slot size may not suit every case.
9.0
elchapuzasinformatico.com
≈ estimated
08/11/2022
Lab test · Noise and cooling
Verdict
The KFA2 GeForce RTX 4090 SG is a very quiet, cool card with bold RGB lighting, but its roughly 2 kg weight means it needs the included GPU support.
9.0
notebookcheck.nl
≈ estimated
30/11/2022
Lab test · Benchmark charts
Verdict
The KFA2 GeForce RTX 4090 SG is a top 4K card, within a few percent of the Palit GameRock OC, though Nvidia's Titan RTX wins some workstation tests.

Third-party reviews

What customers like about KFA2 GeForce RTX 4090 SG 1-Click OC

  • Exceptional 4K gaming performance, often doubling the frame rates of previous flagship cards like the RTX 3090
  • Highly efficient cooling system that maintains low temperatures, often staying between 40°C and 60°C under load
  • Generally quiet operation with fans that remain inaudible below 60% speed
  • Premium aesthetics and build quality, including a visually stunning design with ARGB lighting and a bundled anti-sag bracket
  • High out-of-the-box clock speeds, reaching up to 2.8 GHz without manual adjustment
  • Includes a unique '1-Clip Booster' additional fan for the backplate to further enhance cooling

What customers don't like about KFA2 GeForce RTX 4090 SG 1-Click OC

  • Extremely large physical dimensions (approx. 352mm-357mm length) which may require a very large case or case modifications
  • High power requirements necessitating a 12VHPWR connector or a 4-into-1 8-pin adapter
  • The additional '1-Clip' fan may not fit in many cases due to interference with motherboard components or cables
  • Reports of minor coil whine or an 'annoying buzzing' noise from the fans in some units
  • The proprietary 'Xtreme Tuner' software is often described as looking 'cheap' compared to competitors
  • High cost of ownership, making it a significant investment even if priced competitively for its class

Verdict

The KFA2 GeForce RTX 4090 SG 1-Click OC is a flagship graphics card based on the NVIDIA Ada Lovelace architecture, featuring 16,384 CUDA cores and 24 GB of GDDR6X memory on a 384-bit bus with a 1,008 GB/s bandwidth. It operates at a base clock of 2,235 MHz and a boost clock of 2,580 MHz, which can be further increased via its signature '1-Click OC' software. Its main characteristics include the SG Extreme thermal cooling system with triple 102mm WINGS 2.0 fans and an optional 1-Clip Booster 2.0 fan for the backplate. Pros of the card include exceptional 4K and 8K gaming performance, advanced DLSS 3 frame generation, high-quality 22-phase power delivery, and a quiet operation with a 0dB idle mode. However, notable cons include its massive quad-slot physical footprint at 352mm in length, which may not fit in standard cases, a high 450W power draw (TDP) requiring a robust power supply, and the lack of a dual BIOS feature found on some competing high-end models.

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