NVIDIA GeForce 8400 GS Rev. 3 vs ATI FirePro V7750

VS

NVIDIA GeForce 8400 GS Rev. 3

ATI FirePro V7750

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS Rev. 3 and 1024MB VRAM FirePro V7750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Released 1 years and 4 months late

Lower TDP (25W vs 76W)

ATI FirePro V7750 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)

312 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS Rev. 3

0.02 TFLOPS

FirePro V7750 +2460%

0.512 TFLOPS

GeForce 8400 GS Rev. 3

VS

FirePro V7750

Graphics Card

Jul 2010

Release Date

Mar 2009

GeForce 8

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

4

1

SM Count

-

8

Shading Units

320

4

TMUs

32

4

ROPs

8

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

128 KB

-

Theoretical Performance

2.080 GPixel/s

Pixel Rate

6.400 GPixel/s

2.080 GTexel/s

Texture Rate

25.60 GTexel/s

-

19.68 GFLOPS

FP32 (float)

512.0 GFLOPS

-

Board Design

25W

TDP

76W

200 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 2x DisplayPort 1.0

None

Power Connectors

1x 6-pin

Graphics Processor

GT218

GPU Name

RV730

8400GS-225-B1

GPU Variant

RV730 GL XTX

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.26 billion

Transistors

0.514 billion

57 mm²

Die Size

146 mm²

Graphics Features

11.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.2

CUDA

-

4.1

Shader Model

4.1

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