AMD Radeon HD 7850 vs ATI Radeon HD 4570

VS

AMD Radeon HD 7850

ATI Radeon HD 4570

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 1024MB VRAM Radeon HD 4570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages

Released 3 years and 4 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 8.000GB/s)

944 additional rendering cores

ATI Radeon HD 4570 's Advantages

Lower TDP (25W vs 130W)

Score

Benchmark

FP32 (float)

Radeon HD 7850 +1593%

1.761 TFLOPS

Radeon HD 4570

0.104 TFLOPS

Radeon HD 7850

VS

Radeon HD 4570

Graphics Card

Mar 2012

Release Date

Nov 2008

Southern Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

8.000GB/s

Render Config

16

Compute Units

1

-

1024

Shading Units

80

64

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

-

Theoretical Performance

27.52 GPixel/s

Pixel Rate

2.600 GPixel/s

55.04 GTexel/s

Texture Rate

5.200 GTexel/s

-

1.761 TFLOPS

FP32 (float)

104.0 GFLOPS

110.1 GFLOPS

FP64 (double)

-

Board Design

130W

TDP

25W

300 W

Suggested PSU

200 W

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

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

RV710

Pitcairn PRO (215-0828062)

GPU Variant

RV710 (215-0725016)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.242 billion

212 mm²

Die Size

73 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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