GeForce 8400 GS PCI vs GeForce GTX 460 X2
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI and 1024MB VRAM GeForce GTX 460 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 8400 GS PCI 's Advantages
Lower TDP (25W vs 160W)
GeForce GTX 460 X2 's Advantages
Released 3 years and 3 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (115.2GB/s vs 5.328GB/s)
328 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 GS PCI
22
GeForce GTX 460 X2
+4181%
942
Graphics Card
Dec 2007
Release Date
Mar 2011
GeForce 8
Generation
GeForce 400
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 2.0 x16
Clock Speeds
333 MHz
Memory Clock
900 MHz
Memory
512MB
Memory Size
1024MB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
256bit
5.328GB/s
Bandwidth
115.2GB/s
Render Config
1
SM Count
7
8
Shading Units
336
4
TMUs
56
4
ROPs
32
-
L1 Cache
64 KB (per SM)
16 KB
L2 Cache
512 KB
Theoretical Performance
2.268 GPixel/s
Pixel Rate
9.814 GPixel/s
2.268 GTexel/s
Texture Rate
39.26 GTexel/s
22.40 GFLOPS
FP32 (float)
941.5 GFLOPS
-
FP64 (double)
78.46 GFLOPS
Board Design
25W
TDP
160W
200 W
Suggested PSU
450 W
1x S-Video
1x DMS-59
Outputs
3x DVI
1x mini-HDMI 1.3a
None
Power Connectors
2x 8-pin
Graphics Processor
G98
GPU Name
GF104
G98-400-U2
GPU Variant
GF104-300-KB-A1
Tesla
Architecture
Fermi
TSMC
Foundry
TSMC
65 nm
Process Size
40 nm
0.21 billion
Transistors
1.95 billion
86 mm²
Die Size
332 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
2.1
4.0
Shader Model
5.1
