ATI Radeon HD 4750 vs AMD Radeon R7 250XE

VS

ATI Radeon HD 4750

AMD Radeon R7 250XE

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4750 and 1024MB VRAM Radeon R7 250XE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250XE 's Advantages

Released 4 years and 11 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 51.20GB/s)

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 4750

0.934 TFLOPS

Radeon R7 250XE +17%

1.101 TFLOPS

Radeon HD 4750

VS

Radeon R7 250XE

Graphics Card

Sep 2009

Release Date

Aug 2014

Radeon R700

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1125 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

51.20GB/s

Bandwidth

72.00GB/s

Render Config

8

Compute Units

10

-

640

Shading Units

640

32

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

11.68 GPixel/s

Pixel Rate

13.76 GPixel/s

23.36 GTexel/s

Texture Rate

34.40 GTexel/s

-

934.4 GFLOPS

FP32 (float)

1101 GFLOPS

186.9 GFLOPS

FP64 (double)

68.80 GFLOPS

Board Design

100W

TDP

80W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

RV740

GPU Name

Cape Verde

RV740 PRO

GPU Variant

Cape Verde XT

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.826 billion

Transistors

1.5 billion

137 mm²

Die Size

123 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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