AMD Radeon HD 6870 vs AMD Ryzen Z1 Extreme GPU

VS

AMD Radeon HD 6870

AMD Ryzen Z1 Extreme GPU

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 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 6870 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 25.60GB/s)

352 additional rendering cores

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 12 years and 8 months late

Boost Clock2700MHz

More VRAM (16GB vs 1024GB)

Lower TDP (30W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

Ryzen Z1 Extreme GPU +311%

8.294 TFLOPS

Radeon HD 6870

VS

Ryzen Z1 Extreme GPU

Graphics Card

Oct 2010

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

1050 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

LPDDR5

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

25.60GB/s

Render Config

14

Compute Units

12

-

1120

Shading Units

768

56

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

28.80 GPixel/s

Pixel Rate

86.40 GPixel/s

50.40 GTexel/s

Texture Rate

129.6 GTexel/s

-

FP16 (half)

16.59 TFLOPS

2.016 TFLOPS

FP32 (float)

8.294 TFLOPS

-

FP64 (double)

518.4 GFLOPS

Board Design

151W

TDP

30W

450 W

Suggested PSU

-

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

Outputs

1x USB Type-C

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

Phoenix

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

1.7 billion

Transistors

25.39 billion

255 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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