AMD Radeon HD 6870 1600SP Edition vs AMD Ryzen Z1 Extreme GPU

VS

AMD Radeon HD 6870 1600SP Edition

AMD Ryzen Z1 Extreme GPU

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP Edition 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 1600SP Edition 's Advantages

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

832 additional rendering cores

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 10 years and 5 months late

Boost Clock2700MHz

More VRAM (16GB vs 1024GB)

Lower TDP (30W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 1600SP Edition

2.72 TFLOPS

Ryzen Z1 Extreme GPU +204%

8.294 TFLOPS

Radeon HD 6870 1600SP Edition

VS

Ryzen Z1 Extreme GPU

Graphics Card

Jan 2013

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

20

Compute Units

12

-

1600

Shading Units

768

80

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

27.20 GPixel/s

Pixel Rate

86.40 GPixel/s

68.00 GTexel/s

Texture Rate

129.6 GTexel/s

-

FP16 (half)

16.59 TFLOPS

2.720 TFLOPS

FP32 (float)

8.294 TFLOPS

544.0 GFLOPS

FP64 (double)

518.4 GFLOPS

Board Design

175W

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

Cypress

GPU Name

Phoenix

Cypress XT (215-0735033)

GPU Variant

-

TeraScale 2

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

2.154 billion

Transistors

25.39 billion

334 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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