AMD Radeon HD 6770 vs AMD Radeon HD 8470 OEM

VS

AMD Radeon HD 6770 AMD Radeon HD 8470 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 1024MB VRAM Radeon HD 8470 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 25.60GB/s)

640 additional rendering cores

AMD Radeon HD 8470 OEM 's Advantages

Released 2 years late

Lower TDP (35W vs 108W)

Score

Benchmark

FP32 (float)

Radeon HD 6770 +448%

1.36 TFLOPS

Radeon HD 8470 OEM

0.248 TFLOPS

Radeon HD 6770

VS

Radeon HD 8470 OEM

Graphics Card

Jan 2011

Release Date

Jan 2013

Northern Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

76.80GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

10

Compute Units

2

800

Shading Units

160

40

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

3.100 GPixel/s

34.00 GTexel/s

Texture Rate

6.200 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

248.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Juniper

GPU Name

Caicos

Juniper XT (215-0754013)

GPU Variant

Caicos XT (215-0804070)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.37 billion

166 mm²

Die Size

67 mm²

Board Design

108W

TDP

35W

300 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a

1x 6-pin

Power Connectors

None

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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