ATI Radeon HD 5830 vs AMD Radeon HD 7970

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5830 and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5830 's Advantages

Lower TDP (175W vs 250W)

AMD Radeon HD 7970 's Advantages

Released 1 years and 10 months late

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (264.0GB/s vs 128.0GB/s)

928 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5830

1.792 TFLOPS

Radeon HD 7970 +111%

3.789 TFLOPS

Radeon HD 5830

VS

Radeon HD 7970

Graphics Card

Feb 2010

Release Date

Dec 2011

Evergreen

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

128.0GB/s

Bandwidth

264.0GB/s

Render Config

-

SM Count

-

14

Compute Units

32

1120

Shading Units

2048

56

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

Theoretical Performance

12.80 GPixel/s

Pixel Rate

29.60 GPixel/s

44.80 GTexel/s

Texture Rate

118.4 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

3.789 TFLOPS

358.4 GFLOPS

FP64 (double)

947.2 GFLOPS

Graphics Processor

Cypress

GPU Name

Tahiti

Cypress LE (215-0735047)

GPU Variant

Tahiti XT (215-0821060)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

4.313 billion

334 mm²

Die Size

352 mm²

Board Design

175W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

5.1

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