ATI Radeon HD 5970 vs AMD Radeon HD 7990

VS

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5970 's Advantages

Lower TDP (294W vs 375W)

AMD Radeon HD 7990 's Advantages

Released 3 years and 5 months late

Boost Clock1000MHz

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (288.0GB/s vs 128.0GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 5970

2.32 TFLOPS

Radeon HD 7990 +76%

4.096 TFLOPS

ATI Radeon HD 5970

VS

Radeon HD 7990

Graphics Card

Nov 2009

Release Date

Apr 2013

Evergreen

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

950 MHz

-

Boost Clock

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

128.0GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

-

20

Compute Units

32

1600

Shading Units

2048

80

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

32.00 GPixel/s

58.00 GTexel/s

Texture Rate

128.0 GTexel/s

-

FP16 (half)

-

2.320 TFLOPS

FP32 (float)

4.096 TFLOPS

464.0 GFLOPS

FP64 (double)

1024 GFLOPS

Graphics Processor

Hemlock

GPU Name

Malta

Hemlock XT (215-0735075)

GPU Variant

Malta XT (215-0849026)

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

365 mm²

Board Design

294W

TDP

375W

600 W

Suggested PSU

750 W

2x DVI 1x mini-DisplayPort 1.1

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 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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