Radeon HD 5870 Eyefinity 6 vs GeForce 8400 GS
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 5870 Eyefinity 6 and 256MB VRAM GeForce 8400 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 5870 Eyefinity 6 's Advantages
Released 2 years and 11 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (153.6GB/s vs 6.400GB/s)
1584 additional rendering cores
GeForce 8400 GS 's Advantages
Lower TDP (40W vs 228W)
Score
Benchmark
FP32 (float)
Radeon HD 5870 Eyefinity 6
+9279%
2720
GeForce 8400 GS
29
Graphics Card
Mar 2010
Release Date
Apr 2007
Evergreen
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1200 MHz
Memory Clock
400 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
64bit
153.6GB/s
Bandwidth
6.400GB/s
Render Config
20
Compute Units
-
-
SM Count
2
1600
Shading Units
16
80
TMUs
8
32
ROPs
4
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
16 KB
Theoretical Performance
27.20 GPixel/s
Pixel Rate
1.836 GPixel/s
68.00 GTexel/s
Texture Rate
3.672 GTexel/s
2.720 TFLOPS
FP32 (float)
29.38 GFLOPS
544.0 GFLOPS
FP64 (double)
-
Board Design
228W
TDP
40W
550 W
Suggested PSU
200 W
6x mini-DisplayPort 1.1
Outputs
1x DVI
1x VGA
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
Cypress
GPU Name
G86
Cypress XT
(215-0735033)
GPU Variant
G86-213-A2
TeraScale 2
Architecture
Tesla
TSMC
Foundry
TSMC
40 nm
Process Size
80 nm
2.154 billion
Transistors
0.21 billion
334 mm²
Die Size
127 mm²
Graphics Features
11.2 (11_0)
DirectX
11.1 (10_0)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.1
5.0
Shader Model
4.0