ATI Radeon HD 5950 vs NVIDIA GeForce 8400 GS

VS

ATI Radeon HD 5950

NVIDIA GeForce 8400 GS

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5950 and 256MB VRAM GeForce 8400 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5950 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 6.400GB/s)

1424 additional rendering cores

NVIDIA GeForce 8400 GS 's Advantages

Lower TDP (40W vs 302W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5950 +7100%

2.088 TFLOPS

GeForce 8400 GS

0.029 TFLOPS

ATI Radeon HD 5950

VS

GeForce 8400 GS

Graphics Card

Unknown

Release Date

Apr 2007

Evergreen

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

128.0GB/s

Bandwidth

6.400GB/s

Render Config

18

Compute Units

-

SM Count

2

1440

Shading Units

16

72

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

1.836 GPixel/s

52.20 GTexel/s

Texture Rate

3.672 GTexel/s

-

2.088 TFLOPS

FP32 (float)

29.38 GFLOPS

-

Board Design

302W

TDP

40W

700 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Hemlock

GPU Name

G86

Hemlock PRO

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

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