AMD Radeon RX 6900 XT vs AMD Radeon HD 7950 Monica BIOS 1

VS

AMD Radeon RX 6900 XT AMD Radeon HD 7950 Monica BIOS 1

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 3GB VRAM Radeon HD 7950 Monica BIOS 1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XT 's Advantages

Released 8 years and 9 months late

Boost Clock2250MHz

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 240.0GB/s)

3584 additional rendering cores

AMD Radeon HD 7950 Monica BIOS 1 's Advantages

Lower TDP (185W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XT +710%

23.04 TFLOPS

Radeon HD 7950 Monica BIOS 1

2.842 TFLOPS

Radeon RX 6900 XT

VS

Radeon HD 7950 Monica BIOS 1

Graphics Card

Oct 2020

Release Date

Jan 2012

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

512.0GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

80

Compute Units

24

5120

Shading Units

1536

320

TMUs

96

128

ROPs

32

-

Tensor Cores

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

29.60 GPixel/s

720.0 GTexel/s

Texture Rate

88.80 GTexel/s

46.08 TFLOPS

FP16 (half)

-

23.04 TFLOPS

FP32 (float)

2.842 TFLOPS

1440 GFLOPS

FP64 (double)

710.4 GFLOPS

Graphics Processor

Navi 21

GPU Name

Tahiti

Navi 21 XTX (215-121000167)

GPU Variant

Tahiti PRO (215-0821056)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

4.313 billion

520 mm²

Die Size

352 mm²

Board Design

300W

TDP

185W

700 W

Suggested PSU

450 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

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-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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