AMD Radeon HD 6790 vs ATI Radeon HD 3570

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 512MB VRAM Radeon HD 3570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6790 's Advantages

Released 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 7.920GB/s)

760 additional rendering cores

ATI Radeon HD 3570 's Advantages

Lower TDP (30W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 6790 +2000%

1.344 TFLOPS

Radeon HD 3570

0.064 TFLOPS

Radeon HD 6790

VS

Radeon HD 3570

Graphics Card

Apr 2011

Release Date

Jul 2010

Northern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

495 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

7.920GB/s

Render Config

-

SM Count

-

10

Compute Units

2

800

Shading Units

40

TMUs

4

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

Theoretical Performance

13.44 GPixel/s

Pixel Rate

3.184 GPixel/s

33.60 GTexel/s

Texture Rate

3.184 GTexel/s

-

FP16 (half)

-

1344 GFLOPS

FP32 (float)

63.68 GFLOPS

-

FP64 (double)

-

Graphics Processor

Barts

GPU Name

RV620

Barts LE (215-0798002)

GPU Variant

RV620 PRO (215-0670006)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.181 billion

255 mm²

Die Size

67 mm²

Board Design

150W

TDP

30W

450 W

Suggested PSU

200 W

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

Outputs

2x DisplayPort

2x 6-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

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