AMD Radeon RX 6700 vs AMD Radeon HD 7950 Boost

VS

AMD Radeon RX 6700 AMD Radeon HD 7950 Boost

We compared two Desktop platform GPUs: 10GB VRAM Radeon RX 6700 and 3GB VRAM Radeon HD 7950 Boost to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700 's Advantages

Released 9 years late

Boost Clock has increased by 165% (2450MHz vs 925MHz)

More VRAM (10GB vs 3GB)

Larger VRAM bandwidth (320.0GB/s vs 240.0GB/s)

512 additional rendering cores

Lower TDP (175W vs 200W)

Score

Benchmark

FP32 (float)

Radeon RX 6700 +240%

11.29 TFLOPS

Radeon HD 7950 Boost

3.315 TFLOPS

Radeon RX 6700

VS

Radeon HD 7950 Boost

Graphics Card

Jun 2021

Release Date

Jun 2012

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1941 MHz

Base Clock

850 MHz

2450 MHz

Boost Clock

925 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

10GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

160bit

Memory Bus

384bit

320.0GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

36

Compute Units

28

2304

Shading Units

1792

144

TMUs

112

64

ROPs

32

-

Tensor Cores

-

36

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

768 KB

Theoretical Performance

156.8 GPixel/s

Pixel Rate

29.60 GPixel/s

352.8 GTexel/s

Texture Rate

103.6 GTexel/s

22.58 TFLOPS

FP16 (half)

-

11.29 TFLOPS

FP32 (float)

3.315 TFLOPS

705.6 GFLOPS

FP64 (double)

828.8 GFLOPS

Graphics Processor

Navi 22

GPU Name

Tahiti

Navi 22 XTL

GPU Variant

Tahiti PRO2 (215-0821282)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

4.313 billion

335 mm²

Die Size

352 mm²

Board Design

175W

TDP

200W

450 W

Suggested PSU

550 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

5.1

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