AMD FireStream 9370 vs ATI Radeon HD 4870

VS

AMD FireStream 9370

ATI Radeon HD 4870

We compared two Desktop platform GPUs: 4GB VRAM FireStream 9370 and 512MB VRAM Radeon HD 4870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FireStream 9370 's Advantages

Released 2 years late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (147.2GB/s vs 115.2GB/s)

800 additional rendering cores

ATI Radeon HD 4870 's Advantages

Lower TDP (150W vs 225W)

Score

Benchmark

FP32 (float)

FireStream 9370 +120%

2.64 TFLOPS

Radeon HD 4870

1.2 TFLOPS

FireStream 9370

VS

Radeon HD 4870

Graphics Card

Jun 2010

Release Date

Jun 2008

FireStream

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1150 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

147.2GB/s

Bandwidth

115.2GB/s

Render Config

20

Compute Units

10

-

1600

Shading Units

800

80

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

26.40 GPixel/s

Pixel Rate

12.00 GPixel/s

66.00 GTexel/s

Texture Rate

30.00 GTexel/s

-

2.640 TFLOPS

FP32 (float)

1200 GFLOPS

528.0 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

225W

TDP

150W

550 W

Suggested PSU

450 W

1x DisplayPort 1.1

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Cypress

GPU Name

RV770

Cypress XT GL

GPU Variant

RV770 XT (215-0669049)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.154 billion

Transistors

0.956 billion

334 mm²

Die Size

256 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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