ATI Radeon HD 4580 vs AMD Radeon Sky 700

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4580 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4580 's Advantages

Lower TDP (65W vs 225W)

AMD Radeon Sky 700 's Advantages

Released 1 years and 4 months late

Larger VRAM bandwidth (264.0GB/s vs 22.18GB/s)

1672 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4580

0.191 TFLOPS

Radeon Sky 700 +1589%

3.226 TFLOPS

Radeon HD 4580

VS

Radeon Sky 700

Graphics Card

Nov 2011

Release Date

Mar 2013

Radeon R700

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

693 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

6GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

22.18GB/s

Bandwidth

264.0GB/s

Render Config

-

SM Count

-

3

Compute Units

28

120

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

768 KB

Theoretical Performance

3.184 GPixel/s

Pixel Rate

28.80 GPixel/s

6.368 GTexel/s

Texture Rate

100.8 GTexel/s

-

FP16 (half)

-

191.0 GFLOPS

FP32 (float)

3.226 TFLOPS

-

FP64 (double)

806.4 GFLOPS

Graphics Processor

RV635

GPU Name

Tahiti

RV635 PRO (215-0682008)

GPU Variant

Tahiti PRO GL

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.378 billion

Transistors

4.313 billion

135 mm²

Die Size

352 mm²

Board Design

65W

TDP

225W

250 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

1x DisplayPort 1.2

None

Power Connectors

1x 8-pin

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

4.1

Shader Model

5.1

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