ATI Radeon HD 4670 X2 vs AMD Radeon HD 7720 OEM

VS

ATI Radeon HD 4670 X2

AMD Radeon HD 7720 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 X2 and 1024MB VRAM Radeon HD 7720 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 X2 's Advantages

Lower TDP (118W vs 150W)

AMD Radeon HD 7720 OEM 's Advantages

Released 4 years and 6 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 22.40GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4670 X2

0.48 TFLOPS

Radeon HD 7720 OEM +180%

1.344 TFLOPS

Radeon HD 4670 X2

VS

Radeon HD 7720 OEM

Graphics Card

Sep 2008

Release Date

Mar 2013

Radeon R700

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

1050 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

22.40GB/s

Bandwidth

134.4GB/s

Render Config

4

Compute Units

10

-

320

Shading Units

800

32

TMUs

40

8

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

26.88 GPixel/s

24.00 GTexel/s

Texture Rate

33.60 GTexel/s

-

480.0 GFLOPS

FP32 (float)

1344 GFLOPS

-

Board Design

118W

TDP

150W

300 W

Suggested PSU

450 W

4x DVI

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

-

Graphics Processor

RV730

GPU Name

Barts

RV730 XT (215-0719047)

GPU Variant

Barts LE (215-0798002)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

1.7 billion

146 mm²

Die Size

255 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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