NVIDIA GeForce RTX 4080 vs AMD Radeon HD 6950

VS

NVIDIA GeForce RTX 4080

AMD Radeon HD 6950

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 2GB VRAM Radeon HD 6950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 's Advantages

Released 11 years and 9 months late

Boost Clock2505MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (716.8GB/s vs 160.0GB/s)

8320 additional rendering cores

AMD Radeon HD 6950 's Advantages

Lower TDP (200W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 +2063%

48.74 TFLOPS

Radeon HD 6950

2.253 TFLOPS

GeForce RTX 4080

VS

Radeon HD 6950

Graphics Card

Sep 2022

Release Date

Dec 2010

GeForce 40

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2205 MHz

Base Clock

-

2505 MHz

Boost Clock

-

1400 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

716.8GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

22

76

SM Count

-

9728

Shading Units

1408

304

TMUs

88

112

ROPs

32

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

64 MB

L2 Cache

512 KB

-

Theoretical Performance

280.6 GPixel/s

Pixel Rate

25.60 GPixel/s

761.5 GTexel/s

Texture Rate

70.40 GTexel/s

48.74 TFLOPS

FP16 (half)

-

48.74 TFLOPS

FP32 (float)

2.253 TFLOPS

761.5 GFLOPS

FP64 (double)

563.2 GFLOPS

Board Design

320W

TDP

200W

700 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD103

GPU Name

Cayman

AD103-300-A1

GPU Variant

Cayman PRO (215-0807019)

Ada Lovelace

Architecture

TeraScale 3

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

45.9 billion

Transistors

2.64 billion

379 mm²

Die Size

389 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

5.0

Related GPU Comparisons

1

NVIDIA GeForce RTX 4080 vs AMD Radeon HD 8950 OEM

2

NVIDIA GeForce RTX 4080 vs AMD Radeon R9 260 OEM

3

NVIDIA GeForce RTX 4080 vs NVIDIA GeForce 9500 GT Rev. 2

4

NVIDIA GeForce RTX 4080 vs ATI Radeon HD 3410

5

NVIDIA GeForce RTX 4080 vs NVIDIA GeForce 8500 GT

6

NVIDIA GeForce RTX 4080 vs ATI Radeon HD 5770 X2

7

NVIDIA GeForce RTX 4080 vs AMD FirePro RG220A

8

NVIDIA GeForce RTX 4080 vs NVIDIA GeForce GT 440

9

NVIDIA GeForce RTX 4080 vs Intel Arc A580

10

NVIDIA GeForce RTX 4080 vs NVIDIA GeForce GTX 460 SE

Related News

1

AMD's Thunderous Strike: Ryzen 9 9950X3D Performance Scores Revealed for the First Time!

2

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

3

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

4

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

5

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

6

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

7

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

8

CXMT Reportedly Achieves 80% Yield in DDR5 Production

9

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

10

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market