AMD Radeon HD 7720 OEM vs ATI Radeon HD 4890

VS

AMD Radeon HD 7720 OEM ATI Radeon HD 4890

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7720 OEM and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7720 OEM 's Advantages

Released 3 years and 11 months late

Larger VRAM bandwidth (134.4GB/s vs 124.8GB/s)

Lower TDP (150W vs 190W)

Score

Benchmark

FP32 (float)

Radeon HD 7720 OEM

1.344 TFLOPS

Radeon HD 4890 +1%

1.36 TFLOPS

Radeon HD 7720 OEM

VS

Radeon HD 4890

Graphics Card

Mar 2013

Release Date

Apr 2009

Southern Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

975 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

124.8GB/s

Render Config

-

SM Count

-

10

Compute Units

10

800

Shading Units

800

40

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

26.88 GPixel/s

Pixel Rate

13.60 GPixel/s

33.60 GTexel/s

Texture Rate

34.00 GTexel/s

-

FP16 (half)

-

1344 GFLOPS

FP32 (float)

1360 GFLOPS

-

FP64 (double)

272.0 GFLOPS

Graphics Processor

Barts

GPU Name

RV790

Barts LE (215-0798002)

GPU Variant

RV790 XT (215-0758016)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.959 billion

255 mm²

Die Size

282 mm²

Board Design

150W

TDP

190W

450 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

-

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

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