ATI Radeon HD 4750 vs AMD Radeon R9 255 OEM

VS

ATI Radeon HD 4750

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4750 and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4750 's Advantages

128 additional rendering cores

AMD Radeon R9 255 OEM 's Advantages

Released 4 years and 3 months late

Boost Clock930MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (73.60GB/s vs 51.20GB/s)

Lower TDP (65W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 4750

0.934 TFLOPS

Radeon R9 255 OEM +1%

0.952 TFLOPS

Radeon HD 4750

VS

Radeon R9 255 OEM

Graphics Card

Sep 2009

Release Date

Dec 2013

Radeon R700

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

930 MHz

800 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

51.20GB/s

Bandwidth

73.60GB/s

Render Config

8

Compute Units

8

-

640

Shading Units

512

32

TMUs

32

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

14.88 GPixel/s

23.36 GTexel/s

Texture Rate

29.76 GTexel/s

-

934.4 GFLOPS

FP32 (float)

952.3 GFLOPS

186.9 GFLOPS

FP64 (double)

59.52 GFLOPS

Board Design

100W

TDP

65W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

No outputs

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV740

GPU Name

Cape Verde

RV740 PRO

GPU Variant

Cape Verde PRX

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

Related GPU Comparisons

1

ATI Radeon HD 4750 vs AMD Radeon Pro V620

2

ATI Radeon HD 4750 vs NVIDIA GeForce GTX 560 SE

3

ATI Radeon HD 4750 vs ATI Radeon HD 3570

4

ATI Radeon HD 4750 vs AMD Radeon Pro V7350X2

5

ATI Radeon HD 4750 vs NVIDIA GeForce GTX 1630

6

ATI Radeon HD 4750 vs NVIDIA GeForce RTX 2060 TU104

7

ATI Radeon HD 4750 vs NVIDIA GeForce GTX 980

8

ATI Radeon HD 4750 vs AMD Radeon RX 6750 GRE

9

ATI Radeon HD 4750 vs AMD Radeon HD 6570

10

ATI Radeon HD 4750 vs NVIDIA GeForce GT 120 OEM

Related News

1

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

2

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

3

CXMT Reportedly Achieves 80% Yield in DDR5 Production

4

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

5

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

6

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

7

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

8

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

9

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

10

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption