AMD Radeon HD 8870M vs AMD Radeon RX 7600M XT

VS

AMD Radeon HD 8870M

AMD Radeon RX 7600M XT

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 8GB VRAM Radeon RX 7600M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7600M XT 's Advantages

Released 9 years and 9 months late

Boost Clock has increased by 219% (2469MHz vs 775MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 72.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870M

0.992 TFLOPS

Radeon RX 7600M XT +1939%

20.23 TFLOPS

Radeon HD 8870M

VS

Radeon RX 7600M XT

Graphics Card

Apr 2013

Release Date

Jan 2023

Solar System

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

725 MHz

Base Clock

1280 MHz

775 MHz

Boost Clock

2469 MHz

1125 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

288.0GB/s

Render Config

10

Compute Units

32

-

640

Shading Units

2048

40

TMUs

128

16

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

12.40 GPixel/s

Pixel Rate

158.0 GPixel/s

31.00 GTexel/s

Texture Rate

316.0 GTexel/s

-

FP16 (half)

40.45 TFLOPS

992.0 GFLOPS

FP32 (float)

20.23 TFLOPS

62.00 GFLOPS

FP64 (double)

632.1 GFLOPS

Board Design

Unknown

TDP

120W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

Navi 33

Venus XT (216-0846000)

GPU Variant

Navi 33 XTM

GCN 1.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

1.5 billion

Transistors

13.3 billion

123 mm²

Die Size

204 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.2

1.2.170

Vulkan

1.3

-

6.5 (5.1)

Shader Model

6.7

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