AMD Radeon RX 7700S vs AMD Radeon HD 8850M

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7700S and 2GB VRAM Radeon HD 8850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 9 years and 9 months late

Boost Clock has increased by 300% (2500MHz vs 625MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 64.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7700S +2460%

20.48 TFLOPS

Radeon HD 8850M

0.8 TFLOPS

Radeon RX 7700S

VS

Radeon HD 8850M

Graphics Card

Jan 2023

Release Date

Apr 2013

Navi Mobile

Generation

Solar System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

575 MHz

2500 MHz

Boost Clock

625 MHz

2250 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

288.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

32

Compute Units

10

2048

Shading Units

640

128

TMUs

40

64

ROPs

16

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

160.0 GPixel/s

Pixel Rate

10.00 GPixel/s

320.0 GTexel/s

Texture Rate

25.00 GTexel/s

40.96 TFLOPS

FP16 (half)

-

20.48 TFLOPS

FP32 (float)

800.0 GFLOPS

640.0 GFLOPS

FP64 (double)

50.00 GFLOPS

Graphics Processor

Navi 33

GPU Name

Venus

Navi 33 XT

GPU Variant

Venus PRO (216-0846009)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

13.3 billion

Transistors

1.5 billion

204 mm²

Die Size

123 mm²

Board Design

100W

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

-

CUDA

-

6.7

Shader Model

6.5 (5.1)

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