AMD Radeon RX 7700S vs NVIDIA GeForce 820M

VS

AMD Radeon RX 7700S

NVIDIA GeForce 820M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7700S and 2GB VRAM GeForce 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 7 years and 10 months late

Boost Clock2500MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 28.83GB/s)

1664 additional rendering cores

NVIDIA GeForce 820M 's Advantages

Lower TDP (45W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 7700S +3192%

20.48 TFLOPS

GeForce 820M

0.622 TFLOPS

Radeon RX 7700S

VS

GeForce 820M

Graphics Card

Jan 2023

Release Date

Mar 2015

Navi Mobile

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

-

2500 MHz

Boost Clock

-

2250 MHz

Memory Clock

901 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

288.0GB/s

Bandwidth

28.83GB/s

Render Config

32

Compute Units

-

2048

Shading Units

384

128

TMUs

32

64

ROPs

16

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

160.0 GPixel/s

Pixel Rate

6.480 GPixel/s

320.0 GTexel/s

Texture Rate

25.92 GTexel/s

40.96 TFLOPS

FP16 (half)

-

20.48 TFLOPS

FP32 (float)

622.1 GFLOPS

640.0 GFLOPS

FP64 (double)

25.92 GFLOPS

Board Design

100W

TDP

45W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 33

GPU Name

GK107

Navi 33 XT

GPU Variant

-

RDNA 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

13.3 billion

Transistors

1.27 billion

204 mm²

Die Size

118 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.7

Shader Model

5.1

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