AMD Radeon RX 7900 XT vs NVIDIA RTX A1000

VS

AMD Radeon RX 7900 XT

NVIDIA RTX A1000

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 XT and 8GB VRAM RTX A1000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XT 's Advantages

Boost Clock has increased by 64% (2394MHz vs 1462MHz)

More VRAM (20GB vs 8GB)

Larger VRAM bandwidth (800.0GB/s vs 192.0GB/s)

3072 additional rendering cores

NVIDIA RTX A1000 's Advantages

Released 1 years and 5 months late

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XT +664%

51.48 TFLOPS

RTX A1000

6.737 TFLOPS

Radeon RX 7900 XT

VS

RTX A1000

Graphics Card

Nov 2022

Release Date

Apr 2024

Navi III

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1387 MHz

Base Clock

727 MHz

2394 MHz

Boost Clock

1462 MHz

2500 MHz

Memory Clock

1500 MHz

Memory

20GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

320bit

Memory Bus

128bit

800.0GB/s

Bandwidth

192.0GB/s

Render Config

84

Compute Units

-

SM Count

18

5376

Shading Units

2304

336

TMUs

72

192

ROPs

32

-

Tensor Cores

72

84

RT Cores

18

256 KB per Array

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

2 MB

80 MB

L3 Cache

-

Theoretical Performance

459.6 GPixel/s

Pixel Rate

46.78 GPixel/s

804.4 GTexel/s

Texture Rate

105.3 GTexel/s

103.0 TFLOPS

FP16 (half)

6.737 TFLOPS

51.48 TFLOPS

FP32 (float)

6.737 TFLOPS

1.609 TFLOPS

FP64 (double)

105.3 GFLOPS

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

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

Outputs

4x mini-DisplayPort 1.4a

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 31

GPU Name

GA107

Navi 31 XT (215-145000156)

GPU Variant

-

RDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

57.7 billion

Transistors

8.7 billion

529 mm²

Die Size

200 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.7

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