NVIDIA GeForce GTX 490 vs AMD FireStream 9250

VS

NVIDIA GeForce GTX 490

AMD FireStream 9250

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM FireStream 9250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 63.55GB/s)

AMD FireStream 9250 's Advantages

320 additional rendering cores

Lower TDP (150W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490 +16%

1.166 TFLOPS

FireStream 9250

1 TFLOPS

GeForce GTX 490

VS

FireStream 9250

Graphics Card

Unknown

Release Date

Jun 2008

GeForce 400

Generation

FireStream

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

854 MHz

Memory Clock

993 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

164.0GB/s

Bandwidth

63.55GB/s

Render Config

-

Compute Units

10

15

SM Count

-

480

Shading Units

800

60

TMUs

40

48

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

18.24 GPixel/s

Pixel Rate

10.00 GPixel/s

36.48 GTexel/s

Texture Rate

25.00 GTexel/s

-

1166 GFLOPS

FP32 (float)

1000 GFLOPS

145.8 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

365W

TDP

150W

750 W

Suggested PSU

450 W

3x DVI 1x mini-DisplayPort

Outputs

1x DVI

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GF100

GPU Name

RV770

GF100-375-A3

GPU Variant

RV770 PRO

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.956 billion

529 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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