AMD Ryzen Z1 Extreme GPU vs AMD Radeon HD 7990

VS

AMD Ryzen Z1 Extreme GPU

AMD Radeon HD 7990

We compared two Desktop platform GPUs: 16GB VRAM Ryzen Z1 Extreme GPU and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 10 years and 2 months late

Boost Clock has increased by 170% (2700MHz vs 1000MHz)

More VRAM (16GB vs 3GB)

Lower TDP (30W vs 375W)

AMD Radeon HD 7990 's Advantages

Larger VRAM bandwidth (288.0GB/s vs 25.60GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Ryzen Z1 Extreme GPU +102%

8.294 TFLOPS

Radeon HD 7990

4.096 TFLOPS

Ryzen Z1 Extreme GPU

VS

Radeon HD 7990

Graphics Card

Jun 2023

Release Date

Apr 2013

Console GPU(ASUS)

Generation

Southern Islands

Desktop

Type

Desktop

-

Bus Interface

PCIe 3.0 x16

Clock Speeds

800 MHz

Base Clock

950 MHz

2700 MHz

Boost Clock

1000 MHz

800 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

3GB

LPDDR5

Memory Type

GDDR5

64bit

Memory Bus

384bit

25.60GB/s

Bandwidth

288.0GB/s

Render Config

12

Compute Units

32

-

768

Shading Units

2048

48

TMUs

128

32

ROPs

32

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

8 MB

L2 Cache

768 KB

16 MB

L3 Cache

-

Theoretical Performance

86.40 GPixel/s

Pixel Rate

32.00 GPixel/s

129.6 GTexel/s

Texture Rate

128.0 GTexel/s

16.59 TFLOPS

FP16 (half)

-

8.294 TFLOPS

FP32 (float)

4.096 TFLOPS

518.4 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

30W

TDP

375W

-

Suggested PSU

750 W

1x USB Type-C

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

Phoenix

GPU Name

Malta

-

GPU Variant

Malta XT (215-0849026)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

25.39 billion

Transistors

4.313 billion

178 mm²

Die Size

365 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.8

Shader Model

5.1

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