AMD Radeon HD 7950 Mac Edition vs AMD Radeon RX 6700 XT

VS

AMD Radeon HD 7950 Mac Edition AMD Radeon RX 6700 XT

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Mac Edition and 12GB VRAM Radeon RX 6700 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Mac Edition 's Advantages

Lower TDP (200W vs 230W)

AMD Radeon RX 6700 XT 's Advantages

Released 8 years late

Boost Clock2581MHz

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (384.0GB/s vs 240.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7950 Mac Edition

2.867 TFLOPS

Radeon RX 6700 XT +360%

13.21 TFLOPS

Radeon HD 7950 Mac Edition

VS

Radeon RX 6700 XT

Graphics Card

Mar 2013

Release Date

Mar 2021

Southern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2321 MHz

-

Boost Clock

2581 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

192bit

240.0GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

-

28

Compute Units

40

1792

Shading Units

2560

112

TMUs

160

32

ROPs

64

-

Tensor Cores

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

3 MB

Theoretical Performance

25.60 GPixel/s

Pixel Rate

165.2 GPixel/s

89.60 GTexel/s

Texture Rate

413.0 GTexel/s

-

FP16 (half)

26.43 TFLOPS

2.867 TFLOPS

FP32 (float)

13.21 TFLOPS

716.8 GFLOPS

FP64 (double)

825.9 GFLOPS

Graphics Processor

Tahiti

GPU Name

Navi 22

Tahiti PRO (215-0821056)

GPU Variant

Navi 22 XT (215-127000006)

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

17.2 billion

352 mm²

Die Size

335 mm²

Board Design

200W

TDP

230W

550 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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