AMD Radeon HD 6950M vs ATI Mobility Radeon HD 4870

VS

AMD Radeon HD 6950M ATI Mobility Radeon HD 4870

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 512MB VRAM Mobility Radeon HD 4870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Released 2 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 56.83GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6950M +26%

1.114 TFLOPS

Mobility Radeon HD 4870

0.88 TFLOPS

Radeon HD 6950M

VS

Mobility Radeon HD 4870

Graphics Card

Jan 2011

Release Date

Jan 2009

Vancouver

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

888 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

56.83GB/s

Render Config

-

SM Count

-

12

Compute Units

10

960

Shading Units

800

48

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

18.56 GPixel/s

Pixel Rate

8.800 GPixel/s

27.84 GTexel/s

Texture Rate

22.00 GTexel/s

-

FP16 (half)

-

1114 GFLOPS

FP32 (float)

880.0 GFLOPS

-

FP64 (double)

176.0 GFLOPS

Graphics Processor

Blackcomb

GPU Name

M98

Blackcomb PRO

GPU Variant

M98 XT L2 (216-0732023)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.956 billion

212 mm²

Die Size

256 mm²

Board Design

50W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

Related GPU Comparisons

1

AMD Radeon HD 6950M vs NVIDIA GeForce GTX 980 Mobile

2

AMD Radeon HD 6950M vs NVIDIA GeForce GTX 850M

3

AMD Radeon HD 6950M vs NVIDIA GeForce 810A

4

AMD Radeon HD 6950M vs AMD Radeon 620 Mobile

5

AMD Radeon HD 6950M vs NVIDIA GeForce GT 710M

6

AMD Radeon HD 6950M vs AMD Radeon RX 6550S

7

AMD Radeon HD 6950M vs ATI Mobility Radeon HD 3670

8

AMD Radeon HD 6950M vs NVIDIA GeForce GTX 980MX

9

AMD Radeon HD 6950M vs NVIDIA GeForce GT 720M

10

AMD Radeon HD 6950M vs NVIDIA GeForce 910M

Related News

1

New AMD Zen5 Ryzen 9000 Motherboards X870E/X870 to Adopt USB4! But You’ll Have to Wait Two More Months

2

Surpassing RTX 2050! Intel's Next-Gen Integrated Graphics Benchmark Closely Approaches AMD

3

New Benchmarks for AMD Ryzen AI 9 HX 370 Revealed: Single-Core Parity with R9 7945HX3D, Multi-Core Still Lower

4

X3D Performance Beyond Words! AMD Ryzen 7 9700X May Unlock Power Consumption: From 65W to 120W

5

First Benchmark Leak of Intel Core Ultra 7 268V: Single-Core Performance Soars by 20%, Still Lags Behind AMD

6

NVIDIA Grace CPU Benchmark Results Released, Stunning Performance

7

Minisforum Launches UM890 Pro Mini PC with R9 8945HS and Dual USB4 Ports

8

Does the Apple A18 Neural Engine Boast Superior Performance? Computational Power May Surpass M4 Chip

9

AMD's Commitment to Pioneering Each Generation with Cutting-Edge Process Technology and Continuous Innovation in Design, Packaging, and Assembly

10

NVIDIA to Ramp Up Orders and Add New Suppliers to Meet Explosive Demand for Blackwell Products