AMD Radeon HD 7720 OEM vs AMD Radeon HD 6850 X2

VS

AMD Radeon HD 7720 OEM AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7720 OEM and 2GB VRAM Radeon HD 6850 X2 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 1 years and 6 months late

Lower TDP (150W vs 254W)

AMD Radeon HD 6850 X2 's Advantages

More VRAM (2GB vs 1GB)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7720 OEM

1.344 TFLOPS

Radeon HD 6850 X2 +14%

1.536 TFLOPS

Radeon HD 7720 OEM

VS

Radeon HD 6850 X2

Graphics Card

Mar 2013

Release Date

Sep 2011

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

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

10

Compute Units

12

800

Shading Units

960

40

TMUs

48

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

25.60 GPixel/s

33.60 GTexel/s

Texture Rate

38.40 GTexel/s

-

FP16 (half)

-

1344 GFLOPS

FP32 (float)

1.536 TFLOPS

-

FP64 (double)

-

Graphics Processor

Barts

GPU Name

Barts

Barts LE (215-0798002)

GPU Variant

Barts PRO (215-0798006)

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

254W

450 W

Suggested PSU

600 W

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

Outputs

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

-

Power Connectors

2x 8-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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