ATI FirePro V7900 SDI vs NVIDIA GeForce 8400 GS PCI

VS

ATI FirePro V7900 SDI NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 SDI 's Advantages

Released 3 years and 5 months late

Larger VRAM bandwidth (160.0GB/s vs 5.328GB/s)

1272 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

FirePro V7900 SDI +8336%

1.856 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

FirePro V7900 SDI

VS

GeForce 8400 GS PCI

Graphics Card

May 2011

Release Date

Dec 2007

FirePro

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

333 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

5.328GB/s

Render Config

-

SM Count

1

20

Compute Units

-

1280

Shading Units

8

80

TMUs

4

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

2.268 GPixel/s

58.00 GTexel/s

Texture Rate

2.268 GTexel/s

-

FP16 (half)

-

1.856 TFLOPS

FP32 (float)

22.40 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Graphics Processor

Cayman

GPU Name

G98

Cayman PRO GL

GPU Variant

G98-400-U2

TeraScale 3

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

2.64 billion

Transistors

0.21 billion

389 mm²

Die Size

86 mm²

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

4x SDI

Outputs

1x S-Video 1x DMS-59

1x 6-pin

Power Connectors

None

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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