ATI Radeon HD 3750 vs ATI Radeon HD 4850

VS

ATI Radeon HD 3750

ATI Radeon HD 4850

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3750 and 512MB VRAM Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3750 's Advantages

Lower TDP (65W vs 110W)

ATI Radeon HD 4850 's Advantages

Larger VRAM bandwidth (63.55GB/s vs 22.18GB/s)

680 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3750

0.191 TFLOPS

Radeon HD 4850 +423%

1 TFLOPS

Radeon HD 3750

VS

Radeon HD 4850

Graphics Card

Sep 2008

Release Date

Jun 2008

Radeon R600

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

693 MHz

Memory Clock

993 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

22.18GB/s

Bandwidth

63.55GB/s

Render Config

3

Compute Units

10

-

120

Shading Units

800

8

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

3.184 GPixel/s

Pixel Rate

10.00 GPixel/s

6.368 GTexel/s

Texture Rate

25.00 GTexel/s

-

191.0 GFLOPS

FP32 (float)

1000 GFLOPS

-

FP64 (double)

200.0 GFLOPS

Board Design

65W

TDP

110W

250 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

RV635

GPU Name

RV770

RV635 PRO (215-0682008)

GPU Variant

RV770 PRO (215-0669065)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.378 billion

Transistors

0.956 billion

135 mm²

Die Size

256 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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