NVIDIA GeForce RTX 3070 vs AMD Radeon HD 6950

VS

NVIDIA GeForce RTX 3070 AMD Radeon HD 6950

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3070 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 3070 's Advantages

Released 9 years and 9 months late

Boost Clock1725MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 160.0GB/s)

4480 additional rendering cores

AMD Radeon HD 6950 's Advantages

Lower TDP (200W vs 220W)

Score

Benchmark

FP32 (float)

GeForce RTX 3070 +801%

20.31 TFLOPS

Radeon HD 6950

2.253 TFLOPS

GeForce RTX 3070

VS

Radeon HD 6950

Graphics Card

Sep 2020

Release Date

Dec 2010

GeForce 30

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1500 MHz

Base Clock

-

1725 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

160.0GB/s

Render Config

46

SM Count

-

Compute Units

22

5888

Shading Units

1408

184

TMUs

88

96

ROPs

32

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

165.6 GPixel/s

Pixel Rate

25.60 GPixel/s

317.4 GTexel/s

Texture Rate

70.40 GTexel/s

20.31 TFLOPS

FP16 (half)

-

20.31 TFLOPS

FP32 (float)

2.253 TFLOPS

317.4 GFLOPS

FP64 (double)

563.2 GFLOPS

Graphics Processor

GA104

GPU Name

Cayman

GA104-300-A1

GPU Variant

Cayman PRO (215-0807019)

Ampere

Architecture

TeraScale 3

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

2.64 billion

392 mm²

Die Size

389 mm²

Board Design

220W

TDP

200W

550 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 12-pin

Power Connectors

2x 6-pin

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

8.6

CUDA

-

6.6

Shader Model

5.0

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