Home GPU Comparison AMD Radeon HD 8740 OEM vs NVIDIA GeForce 8400 GS Rev. 3

AMD Radeon HD 8740 OEM vs NVIDIA GeForce 8400 GS Rev. 3

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8740 OEM and 512MB VRAM GeForce 8400 GS Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8740 OEM 's Advantages
Released 3 years and 2 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (72.00GB/s vs 6.400GB/s)
504 additional rendering cores
NVIDIA GeForce 8400 GS Rev. 3 's Advantages
Lower TDP (25W vs 55W)

Score

Benchmark

FP32 (float)
Radeon HD 8740 OEM +3995%
0.819 TFLOPS
GeForce 8400 GS Rev. 3
0.02 TFLOPS
VS

Graphics Card

Sep 2013
Release Date
Jul 2010
Sea Islands
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1125 MHz
Memory Clock
400 MHz

Memory

1024MB
Memory Size
512MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
72.00GB/s
Bandwidth
6.400GB/s

Render Config

8
Compute Units
-
-
SM Count
1
512
Shading Units
8
32
TMUs
4
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

12.80 GPixel/s
Pixel Rate
2.080 GPixel/s
25.60 GTexel/s
Texture Rate
2.080 GTexel/s
-
-
-
819.2 GFLOPS
FP32 (float)
19.68 GFLOPS
51.20 GFLOPS
FP64 (double)
-

Board Design

55W
TDP
25W
250 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x VGA 1x S-Video
None
Power Connectors
None

Graphics Processor

Cape Verde
GPU Name
GT218
Cape Verde PRO
GPU Variant
8400GS-225-B1
GCN 1.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
0.26 billion
123 mm²
Die Size
57 mm²

Graphics Features

12 (11_1)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.2
5.1
Shader Model
4.1

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