AMD Radeon RX 7900M vs AMD Radeon HD 8830M

VS

AMD Radeon RX 7900M

AMD Radeon HD 8830M

We compared two Mobile platform GPUs: 16GB VRAM Radeon RX 7900M and 2GB VRAM Radeon HD 8830M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 10 years and 6 months late

Boost Clock has increased by 234% (2090MHz vs 625MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 32.00GB/s)

3968 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7900M +4715%

38.52 TFLOPS

Radeon HD 8830M

0.8 TFLOPS

Radeon RX 7900M

VS

Radeon HD 8830M

Graphics Card

Oct 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

1825 MHz

Base Clock

575 MHz

2090 MHz

Boost Clock

625 MHz

2250 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

32.00GB/s

Render Config

72

Compute Units

10

-

4608

Shading Units

640

288

TMUs

40

192

ROPs

16

-

72

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

256 KB

64 MB

L3 Cache

-

Theoretical Performance

401.3 GPixel/s

Pixel Rate

10.00 GPixel/s

601.9 GTexel/s

Texture Rate

25.00 GTexel/s

77.05 TFLOPS

FP16 (half)

-

38.52 TFLOPS

FP32 (float)

800.0 GFLOPS

1204 GFLOPS

FP64 (double)

50.00 GFLOPS

Board Design

180W

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Navi 31

GPU Name

Venus

Navi 31

GPU Variant

Venus LE (216-0846030)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

1.5 billion

529 mm²

Die Size

123 mm²

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

-

6.7

Shader Model

6.5 (5.1)

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