ATI Radeon HD 5850 vs NVIDIA GeForce 8400 GS Rev. 3

VS

ATI Radeon HD 5850

NVIDIA GeForce 8400 GS Rev. 3

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5850 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

ATI Radeon HD 5850 's Advantages

More VRAM (1024GB vs 512GB)

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

1432 additional rendering cores

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Released 10 months late

Lower TDP (25W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 5850 +10340%

2.088 TFLOPS

GeForce 8400 GS Rev. 3

0.02 TFLOPS

Radeon HD 5850

VS

GeForce 8400 GS Rev. 3

Graphics Card

Sep 2009

Release Date

Jul 2010

Evergreen

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

128.0GB/s

Bandwidth

6.400GB/s

Render Config

18

Compute Units

-

SM Count

1

1440

Shading Units

8

72

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

2.080 GPixel/s

52.20 GTexel/s

Texture Rate

2.080 GTexel/s

-

2.088 TFLOPS

FP32 (float)

19.68 GFLOPS

417.6 GFLOPS

FP64 (double)

-

Board Design

151W

TDP

25W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

Cypress

GPU Name

GT218

Cypress PRO (215-0735043)

GPU Variant

8400GS-225-B1

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.154 billion

Transistors

0.26 billion

334 mm²

Die Size

57 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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