AMD Radeon HD 6970M vs NVIDIA GeForce GT 420M

VS

AMD Radeon HD 6970M

NVIDIA GeForce GT 420M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 512MB VRAM GeForce GT 420M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)

864 additional rendering cores

NVIDIA GeForce GT 420M 's Advantages

Lower TDP (23W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M +580%

1.306 TFLOPS

GeForce GT 420M

0.192 TFLOPS

Radeon HD 6970M

VS

GeForce GT 420M

Graphics Card

Jan 2011

Release Date

Sep 2010

Vancouver

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

25.60GB/s

Render Config

12

Compute Units

-

SM Count

2

960

Shading Units

96

48

TMUs

16

32

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

2.000 GPixel/s

32.64 GTexel/s

Texture Rate

8.000 GTexel/s

-

1306 GFLOPS

FP32 (float)

192.0 GFLOPS

-

FP64 (double)

16.00 GFLOPS

Board Design

75W

TDP

23W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

GF108

Blackcomb XT (216-0811000)

GPU Variant

N11P-GE-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.585 billion

212 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon HD 6970M vs NVIDIA GeForce GT 710M

2

AMD Radeon HD 6970M vs NVIDIA GeForce GTX 770M

3

AMD Radeon HD 6970M vs AMD Radeon E9175 PCIe

4

AMD Radeon HD 6970M vs NVIDIA GeForce RTX 2070 Mobile Refresh

5

AMD Radeon HD 6970M vs NVIDIA GeForce 8400M G

6

AMD Radeon HD 6970M vs NVIDIA GeForce 720M

7

AMD Radeon HD 6970M vs NVIDIA GeForce GT 740A

8

AMD Radeon HD 6970M vs NVIDIA GeForce GTS 150M

9

AMD Radeon HD 6970M vs AMD Radeon RX 580X Mobile

10

AMD Radeon HD 6970M vs NVIDIA GeForce GTX 1060 Max Q

Related News

1

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

2

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game