ATI Radeon HD 3750 vs ATI Radeon HD 5770 X2

VS

ATI Radeon HD 3750

ATI Radeon HD 5770 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3750 and 1024MB VRAM Radeon HD 5770 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5770 X2 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (76.80GB/s vs 22.18GB/s)

680 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3750

0.191 TFLOPS

Radeon HD 5770 X2 +612%

1.36 TFLOPS

Radeon HD 3750

VS

Radeon HD 5770 X2

Graphics Card

Sep 2008

Release Date

Oct 2010

Radeon R600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

693 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

22.18GB/s

Bandwidth

76.80GB/s

Render Config

3

Compute Units

10

-

120

Shading Units

800

8

TMUs

40

4

ROPs

16

-

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

3.184 GPixel/s

Pixel Rate

13.60 GPixel/s

6.368 GTexel/s

Texture Rate

34.00 GTexel/s

-

191.0 GFLOPS

FP32 (float)

1360 GFLOPS

-

Board Design

65W

TDP

Unknown

250 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

None

Power Connectors

-

Graphics Processor

RV635

GPU Name

Juniper

RV635 PRO (215-0682008)

GPU Variant

Juniper XT (215-0754013)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.378 billion

Transistors

1.04 billion

135 mm²

Die Size

166 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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