AMD Radeon HD 6990 vs AMD Ryzen Z1 Extreme GPU

VS

AMD Radeon HD 6990

AMD Ryzen Z1 Extreme GPU

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 16GB VRAM Ryzen Z1 Extreme GPU to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 25.60GB/s)

768 additional rendering cores

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 12 years and 3 months late

Boost Clock2700MHz

More VRAM (16GB vs 2GB)

Lower TDP (30W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

Ryzen Z1 Extreme GPU +225%

8.294 TFLOPS

Radeon HD 6990

VS

Ryzen Z1 Extreme GPU

Graphics Card

Mar 2011

Release Date

Jun 2023

Northern Islands

Generation

Console GPU(ASUS)

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

-

Clock Speeds

-

Base Clock

800 MHz

-

Boost Clock

2700 MHz

1250 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

LPDDR5

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

25.60GB/s

Render Config

24

Compute Units

12

-

1536

Shading Units

768

96

TMUs

48

32

ROPs

32

-

RT Cores

12

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

8 MB

-

L3 Cache

16 MB

Theoretical Performance

26.56 GPixel/s

Pixel Rate

86.40 GPixel/s

79.68 GTexel/s

Texture Rate

129.6 GTexel/s

-

FP16 (half)

16.59 TFLOPS

2.550 TFLOPS

FP32 (float)

8.294 TFLOPS

637.4 GFLOPS

FP64 (double)

518.4 GFLOPS

Board Design

375W

TDP

30W

750 W

Suggested PSU

-

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x USB Type-C

2x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

Phoenix

Antilles XT (215-0807027)

GPU Variant

-

TeraScale 3

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

2.64 billion

Transistors

25.39 billion

389 mm²

Die Size

178 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.8

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