AMD Radeon HD 7970M vs AMD Radeon HD 6830M

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 1024MB VRAM Radeon HD 6830M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Released 1 years and 3 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (153.6GB/s vs 25.60GB/s)

480 additional rendering cores

AMD Radeon HD 6830M 's Advantages

Lower TDP (39W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +136%

2.176 TFLOPS

Radeon HD 6830M

0.92 TFLOPS

Radeon HD 7970M

VS

Radeon HD 6830M

Graphics Card

Apr 2012

Release Date

Jan 2011

London

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

20

Compute Units

10

1280

Shading Units

800

80

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

9.200 GPixel/s

68.00 GTexel/s

Texture Rate

23.00 GTexel/s

-

FP16 (half)

-

2.176 TFLOPS

FP32 (float)

920.0 GFLOPS

136.0 GFLOPS

FP64 (double)

-

Graphics Processor

Wimbledon

GPU Name

Granville

Wimbledon XT (216-0836036)

GPU Variant

Granville LP

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

1.04 billion

212 mm²

Die Size

166 mm²

Board Design

100W

TDP

39W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon HD 7970M vs ATI Mobility Radeon HD 4670 Mac Edition

2

AMD Radeon R9 M365X vs AMD Radeon HD 7970M

3

NVIDIA GeForce MX450 30.5W 10Gbps vs AMD Radeon HD 7970M

4

NVIDIA GeForce RTX 2070 SUPER Max Q vs AMD Radeon HD 7970M

5

ATI Mobility Radeon HD 4550 vs AMD Radeon HD 7970M

6

AMD Radeon 540 Mobile vs AMD Radeon HD 7970M

7

AMD Radeon RX 580X Mobile vs AMD Radeon HD 7970M

8

AMD Radeon HD 7970M vs AMD Radeon R9 M380

9

AMD Radeon HD 7970M vs AMD Radeon RX Vega M GL

10

AMD Radeon HD 7970M vs NVIDIA GeForce GTX 780M Mac Edition

Related News

1

AMD's Strix Halo Supports Up to 128GB Memory, Clearly Designed for AI Large Language Models

2

AMD to Launch Advanced Ryzen AI PRO Series Soon

3

Intel Delays Lunar Lake Shipment: Postponed from June to September

4

Initial Test Results of AMD Ryzen AI 9 365 Revealed: IPC Improvement Meets Expectations

5

Elon Musk Responds to Nvidia’s Jensen Huang: Humanoid Robots Will Be Ten Times More Common than Cars

6

AMD Revives Multi-GPU Support: Up to Four Cards and 192GB VRAM

7

TSMC Explores Advanced Chip Packaging Technology: Switches to Rectangular Substrate, Nearly Tripling Usable Area on 300mm Wafers

8

Western Digital WD Blue SN5000 SSD Launched: Up to 8TB Capacity with Mixed TLC/QLC Flash

9

Apple's Most Powerful Laptop is Coming: A Preview of the New MacBook Pro

10

AMD Breakthrough: Ryzen AI HX 370 Processor Benchmark Revealed with Aggressive Performance