Radeon R9 290X vs GeForce 8400 GS Rev. 2
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X and 512MB VRAM GeForce 8400 GS Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 290X 's Advantages
Released 5 years and 10 months late
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (320.0GB/s vs 6.400GB/s)
2808 additional rendering cores
GeForce 8400 GS Rev. 2 's Advantages
Lower TDP (25W vs 290W)
Score
Benchmark
FP32 (float)
Radeon R9 290X
+25500%
5632
GeForce 8400 GS Rev. 2
22
Graphics Card
Oct 2013
Release Date
Dec 2007
Volcanic Islands
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
400 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
512bit
Memory Bus
64bit
320.0GB/s
Bandwidth
6.400GB/s
Render Config
44
Compute Units
-
-
SM Count
1
2816
Shading Units
8
176
TMUs
4
64
ROPs
4
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
16 KB
Theoretical Performance
64.00 GPixel/s
Pixel Rate
2.268 GPixel/s
176.0 GTexel/s
Texture Rate
2.268 GTexel/s
5.632 TFLOPS
FP32 (float)
22.40 GFLOPS
704.0 GFLOPS
FP64 (double)
-
Board Design
290W
TDP
25W
600 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
Hawaii
GPU Name
G98
Hawaii XT
(215-0852000)
GPU Variant
-
GCN 2.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
6.2 billion
Transistors
0.21 billion
438 mm²
Die Size
86 mm²
Graphics Features
12 (12_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
6.3
Shader Model
4.0
