ATI Radeon HD 4520 vs AMD Radeon HD 7950

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4520 and 3GB VRAM Radeon HD 7950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4520 's Advantages

Lower TDP (25W vs 200W)

AMD Radeon HD 7950 's Advantages

Released 2 years and 1 months late

Larger VRAM bandwidth (240.0GB/s vs 6.400GB/s)

1712 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4520

0.096 TFLOPS

Radeon HD 7950 +2886%

2.867 TFLOPS

Radeon HD 4520

VS

Radeon HD 7950

Graphics Card

Dec 2009

Release Date

Jan 2012

Radeon R700

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

3GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

384bit

6.400GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

1

Compute Units

28

80

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

768 KB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

25.60 GPixel/s

4.800 GTexel/s

Texture Rate

89.60 GTexel/s

-

FP16 (half)

-

96.00 GFLOPS

FP32 (float)

2.867 TFLOPS

-

FP64 (double)

716.8 GFLOPS

Graphics Processor

RV710

GPU Name

Tahiti

RV710 (215-0725016)

GPU Variant

Tahiti PRO (215-0821056)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.242 billion

Transistors

4.313 billion

73 mm²

Die Size

352 mm²

Board Design

25W

TDP

200W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

None

Power Connectors

2x 6-pin

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

-

CUDA

-

4.1

Shader Model

5.1

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