ATI Radeon HD 3750 vs AMD Radeon 550X 640SP

VS

ATI Radeon HD 3750

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3750 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 9 years and 7 months late

Boost Clock1071MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (48.00GB/s vs 22.18GB/s)

520 additional rendering cores

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

Radeon HD 3750

0.191 TFLOPS

Radeon 550X 640SP +617%

1.371 TFLOPS

Radeon HD 3750

VS

Radeon 550X 640SP

Graphics Card

Sep 2008

Release Date

Apr 2018

Radeon R600

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

693 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

22.18GB/s

Bandwidth

48.00GB/s

Render Config

3

Compute Units

10

-

120

Shading Units

640

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

17.14 GPixel/s

6.368 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

191.0 GFLOPS

FP32 (float)

1371 GFLOPS

-

FP64 (double)

85.68 GFLOPS

Board Design

65W

TDP

50W

250 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

RV635

GPU Name

Lexa

RV635 PRO (215-0682008)

GPU Variant

Lexa PRO (215-0904018)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.378 billion

Transistors

2.2 billion

135 mm²

Die Size

103 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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