AMD Radeon RX 7800 vs AMD Radeon HD 7950 Monica BIOS 2

VS

AMD Radeon RX 7800

AMD Radeon HD 7950 Monica BIOS 2

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 3GB VRAM Radeon HD 7950 Monica BIOS 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 11 years late

Boost Clock2800MHz

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (576.0GB/s vs 240.0GB/s)

3072 additional rendering cores

AMD Radeon HD 7950 Monica BIOS 2 's Advantages

Lower TDP (85W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +2936%

37.32 TFLOPS

Radeon HD 7950 Monica BIOS 2

1.229 TFLOPS

Radeon RX 7800

VS

Radeon HD 7950 Monica BIOS 2

Graphics Card

Jan 2023

Release Date

Jan 2012

Navi III

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2800 MHz

Boost Clock

-

2250 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

240.0GB/s

Render Config

60

Compute Units

12

-

3840

Shading Units

768

240

TMUs

48

128

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

25.60 GPixel/s

672.0 GTexel/s

Texture Rate

38.40 GTexel/s

86.02 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

1229 GFLOPS

1344 GFLOPS

FP64 (double)

307.2 GFLOPS

Board Design

300W

TDP

85W

700 W

Suggested PSU

250 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 32

GPU Name

Tahiti

Navi 32 XT

GPU Variant

Tahiti PRO (215-0821056)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

Unknown

Transistors

4.313 billion

346 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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