AMD Radeon HD 7720 OEM vs AMD Radeon HD 6870

VS

AMD Radeon HD 7720 OEM AMD Radeon HD 6870

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7720 OEM and 1024MB VRAM Radeon HD 6870 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 2 years and 5 months late

Lower TDP (150W vs 151W)

AMD Radeon HD 6870 's Advantages

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7720 OEM

1.344 TFLOPS

Radeon HD 6870 +50%

2.016 TFLOPS

Radeon HD 7720 OEM

VS

Radeon HD 6870

Graphics Card

Mar 2013

Release Date

Oct 2010

Southern Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

10

Compute Units

14

800

Shading Units

1120

40

TMUs

56

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

26.88 GPixel/s

Pixel Rate

28.80 GPixel/s

33.60 GTexel/s

Texture Rate

50.40 GTexel/s

-

FP16 (half)

-

1344 GFLOPS

FP32 (float)

2.016 TFLOPS

-

FP64 (double)

-

Graphics Processor

Barts

GPU Name

Barts

Barts LE (215-0798002)

GPU Variant

Barts XT (215-0798000)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

1.7 billion

255 mm²

Die Size

255 mm²

Board Design

150W

TDP

151W

450 W

Suggested PSU

450 W

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

Outputs

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

-

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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