AMD Radeon RX 7700S vs AMD Radeon HD 7770M

VS

AMD Radeon RX 7700S

AMD Radeon HD 7770M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7700S and 1024MB VRAM Radeon HD 7770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 10 years and 9 months late

Boost Clock2500MHz

More VRAM (8GB vs 1024GB)

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

1536 additional rendering cores

AMD Radeon HD 7770M 's Advantages

Lower TDP (32W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 7700S +2863%

20.48 TFLOPS

Radeon HD 7770M

0.691 TFLOPS

Radeon RX 7700S

VS

Radeon HD 7770M

Graphics Card

Jan 2023

Release Date

Apr 2012

Navi Mobile

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1500 MHz

Base Clock

-

2500 MHz

Boost Clock

-

2250 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

288.0GB/s

Bandwidth

64.00GB/s

Render Config

32

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

64

ROPs

16

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

160.0 GPixel/s

Pixel Rate

10.80 GPixel/s

320.0 GTexel/s

Texture Rate

21.60 GTexel/s

40.96 TFLOPS

FP16 (half)

-

20.48 TFLOPS

FP32 (float)

691.2 GFLOPS

640.0 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

100W

TDP

32W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 33

GPU Name

Chelsea

Navi 33 XT

GPU Variant

Chelsea XT

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

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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