AMD Radeon HD 7990 vs MTT S70

VS

AMD Radeon HD 7990

MTT S70

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 7GB VRAM MTT S70 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7990 's Advantages

Boost Clock1000MHz

MTT S70 's Advantages

Released 10 years and 6 months late

More VRAM (7GB vs 3GB)

Larger VRAM bandwidth (392GB/s vs 288.0GB/s)

1536 additional rendering cores

Lower TDP (220W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 7990

4.096 TFLOPS

MTT S70 +173%

11.2 TFLOPS

Radeon HD 7990

VS

MTT S70

Graphics Card

Apr 2013

Release Date

Oct 2023

Southern Islands

Generation

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

950 MHz

Base Clock

1600 MHz

1000 MHz

Boost Clock

0 MHz

1500 MHz

Memory Clock

MHz

Memory

3GB

Memory Size

7GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

224bit

288.0GB/s

Bandwidth

392GB/s

Render Config

32

Compute Units

-

SM Count

2048

Shading Units

3584

128

TMUs

32

ROPs

-

Tensor Cores

-

RT Cores

16 KB (per CU)

L1 Cache

768 KB

L2 Cache

0 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

GPixel/s

128.0 GTexel/s

Texture Rate

GTexel/s

-

FP16 (half)

TFLOPS

4.096 TFLOPS

FP32 (float)

11.2 TFLOPS

1024 GFLOPS

FP64 (double)

GFLOPS

Board Design

375W

TDP

220W

750 W

Suggested PSU

350 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

PCIe 8Pin

Graphics Processor

Malta

GPU Name

ChunXiao

Malta XT (215-0849026)

GPU Variant

GCN 1.0

Architecture

MUSA

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

Unknown

365 mm²

Die Size

Unknown

Graphics Features

12 (11_1)

DirectX

11

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.1

Shader Model

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