Radeon RX 7900 XTX vs GeForce 8400 GS

#ad 
Buy on Amazon
VS

Aggregate performance score

We've compared GeForce 8400 GS and Radeon RX 7900 XTX, covering specs and all relevant benchmarks.

8400 GS
2007
256 MB DDR2, 40 Watt
0.40

RX 7900 XTX outperforms 8400 GS by a whopping 20033% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking12548
Place by popularitynot in top-10069
Cost-effectiveness evaluationno data34.65
Power efficiency0.7015.79
ArchitectureTesla (2006−2010)RDNA 3.0 (2022−2024)
GPU code nameG86Navi 31
Market segmentDesktopDesktop
Release date17 April 2007 (17 years ago)3 November 2022 (2 years ago)
Launch price (MSRP)$29.99 $999

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores166144
Core clock speed459 MHz1929 MHz
Boost clock speedno data2498 MHz
Number of transistors210 million57,700 million
Manufacturing process technology80 nm5 nm
Power consumption (TDP)40 Watt355 Watt
Texture fill rate3.672959.2
Floating-point processing power0.02938 TFLOPS61.39 TFLOPS
ROPs4192
TMUs8384
Ray Tracing Coresno data96

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 1.0 x16PCIe 4.0 x16
Length170 mm287 mm
Width1-slot2-slot
Supplementary power connectorsNone2x 8-pin
SLI options+-

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR2GDDR6
Maximum RAM amount256 MB24 GB
Standard memory config per GPU256 MBno data
Memory bus width64 Bit384 Bit
Memory clock speed400 MHz2500 MHz
Memory bandwidth6.4 GB/s960.0 GB/s
Shared memoryno data-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 1x VGA, 1x S-Video1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.1 (10_0)12 Ultimate (12_2)
Shader Model4.06.7
OpenGL2.14.6
OpenCL1.12.2
VulkanN/A1.3
CUDA1.1-

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

8400 GS 0.40
RX 7900 XTX 80.53
+20033%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

8400 GS 155
RX 7900 XTX 31067
+19943%

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD1−2
−25100%
252
+25100%
1440p0−1171
4K0−1105

Cost per frame, $

1080p29.993.96
1440pno data5.84
4Kno data9.51

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 242
+0%
242
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 166
+0%
166
+0%
Assassin's Creed Valhalla 283
+0%
283
+0%
Battlefield 5 240−250
+0%
240−250
+0%
Call of Duty: Modern Warfare 120−130
+0%
120−130
+0%
Cyberpunk 2077 231
+0%
231
+0%
Far Cry 5 110−120
+0%
110−120
+0%
Far Cry New Dawn 200−210
+0%
200−210
+0%
Forza Horizon 4 250−260
+0%
250−260
+0%
Hitman 3 120−130
+0%
120−130
+0%
Horizon Zero Dawn 280−290
+0%
280−290
+0%
Metro Exodus 150−160
+0%
150−160
+0%
Red Dead Redemption 2 120−130
+0%
120−130
+0%
Shadow of the Tomb Raider 350−400
+0%
350−400
+0%
Watch Dogs: Legion 150−160
+0%
150−160
+0%

Full HD
High Preset

Assassin's Creed Odyssey 330
+0%
330
+0%
Assassin's Creed Valhalla 241
+0%
241
+0%
Battlefield 5 240−250
+0%
240−250
+0%
Call of Duty: Modern Warfare 120−130
+0%
120−130
+0%
Cyberpunk 2077 208
+0%
208
+0%
Far Cry 5 110−120
+0%
110−120
+0%
Far Cry New Dawn 200−210
+0%
200−210
+0%
Forza Horizon 4 250−260
+0%
250−260
+0%
Hitman 3 120−130
+0%
120−130
+0%
Horizon Zero Dawn 280−290
+0%
280−290
+0%
Metro Exodus 150−160
+0%
150−160
+0%
Red Dead Redemption 2 120−130
+0%
120−130
+0%
Shadow of the Tomb Raider 535
+0%
535
+0%
The Witcher 3: Wild Hunt 170−180
+0%
170−180
+0%
Watch Dogs: Legion 150−160
+0%
150−160
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 134
+0%
134
+0%
Assassin's Creed Valhalla 210
+0%
210
+0%
Call of Duty: Modern Warfare 120−130
+0%
120−130
+0%
Cyberpunk 2077 199
+0%
199
+0%
Far Cry 5 110−120
+0%
110−120
+0%
Forza Horizon 4 295
+0%
295
+0%
Hitman 3 120−130
+0%
120−130
+0%
Horizon Zero Dawn 406
+0%
406
+0%
Shadow of the Tomb Raider 471
+0%
471
+0%
The Witcher 3: Wild Hunt 298
+0%
298
+0%
Watch Dogs: Legion 158
+0%
158
+0%

Full HD
Epic Preset

Red Dead Redemption 2 120−130
+0%
120−130
+0%

1440p
High Preset

Battlefield 5 160−170
+0%
160−170
+0%
Far Cry New Dawn 110−120
+0%
110−120
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 132
+0%
132
+0%
Assassin's Creed Valhalla 171
+0%
171
+0%
Call of Duty: Modern Warfare 80−85
+0%
80−85
+0%
Cyberpunk 2077 141
+0%
141
+0%
Far Cry 5 80−85
+0%
80−85
+0%
Forza Horizon 4 270−280
+0%
270−280
+0%
Hitman 3 110−120
+0%
110−120
+0%
Horizon Zero Dawn 328
+0%
328
+0%
Metro Exodus 146
+0%
146
+0%
Shadow of the Tomb Raider 360
+0%
360
+0%
The Witcher 3: Wild Hunt 238
+0%
238
+0%
Watch Dogs: Legion 240−250
+0%
240−250
+0%

1440p
Epic Preset

Red Dead Redemption 2 120−130
+0%
120−130
+0%

4K
High Preset

Battlefield 5 85−90
+0%
85−90
+0%
Far Cry New Dawn 65−70
+0%
65−70
+0%
Hitman 3 70−75
+0%
70−75
+0%
Horizon Zero Dawn 220−230
+0%
220−230
+0%
Metro Exodus 130−140
+0%
130−140
+0%
The Witcher 3: Wild Hunt 182
+0%
182
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 110
+0%
110
+0%
Assassin's Creed Valhalla 107
+0%
107
+0%
Call of Duty: Modern Warfare 50−55
+0%
50−55
+0%
Cyberpunk 2077 71
+0%
71
+0%
Far Cry 5 50−55
+0%
50−55
+0%
Forza Horizon 4 227
+0%
227
+0%
Shadow of the Tomb Raider 197
+0%
197
+0%
Watch Dogs: Legion 103
+0%
103
+0%

4K
Epic Preset

Red Dead Redemption 2 95−100
+0%
95−100
+0%

This is how 8400 GS and RX 7900 XTX compete in popular games:

  • RX 7900 XTX is 25100% faster in 1080p

All in all, in popular games:

  • there's a draw in 72 tests (100%)

Pros & cons summary


Performance score 0.40 80.53
Recency 17 April 2007 3 November 2022
Maximum RAM amount 256 MB 24 GB
Chip lithography 80 nm 5 nm
Power consumption (TDP) 40 Watt 355 Watt

8400 GS has 787.5% lower power consumption.

RX 7900 XTX, on the other hand, has a 20032.5% higher aggregate performance score, an age advantage of 15 years, a 9500% higher maximum VRAM amount, and a 1500% more advanced lithography process.

The Radeon RX 7900 XTX is our recommended choice as it beats the GeForce 8400 GS in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


NVIDIA GeForce 8400 GS
GeForce 8400 GS
AMD Radeon RX 7900 XTX
Radeon RX 7900 XTX

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3 624 votes

Rate GeForce 8400 GS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 3594 votes

Rate Radeon RX 7900 XTX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.