ATI Radeon HD 5970 vs ATI Radeon HD 3650

VS

ATI Radeon HD 5970

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5970 's Advantages

Released 1 years and 10 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 25.60GB/s)

1480 additional rendering cores

ATI Radeon HD 3650 's Advantages

Lower TDP (65W vs 294W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5970 +1233%

2.32 TFLOPS

Radeon HD 3650

0.174 TFLOPS

ATI Radeon HD 5970

VS

Radeon HD 3650

Graphics Card

Nov 2009

Release Date

Jan 2008

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

25.60GB/s

Render Config

20

Compute Units

3

-

1600

Shading Units

120

80

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

128 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

2.900 GPixel/s

58.00 GTexel/s

Texture Rate

5.800 GTexel/s

-

2.320 TFLOPS

FP32 (float)

174.0 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Board Design

294W

TDP

65W

600 W

Suggested PSU

250 W

2x DVI 1x mini-DisplayPort 1.1

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Hemlock

GPU Name

RV635

Hemlock XT (215-0735075)

GPU Variant

RV635 PRO (215-0682008)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.154 billion

Transistors

0.378 billion

334 mm²

Die Size

135 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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