AMD Radeon RX 6900 XTX vs NVIDIA A30 PCIe

VS

AMD Radeon RX 6900 XTX

NVIDIA A30 PCIe

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 24GB VRAM A30 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock has increased by 69% (2435MHz vs 1440MHz)

1536 additional rendering cores

NVIDIA A30 PCIe 's Advantages

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (933.1GB/s vs 576.0GB/s)

Lower TDP (165W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX +141%

24.93 TFLOPS

A30 PCIe

10.32 TFLOPS

Radeon RX 6900 XTX

VS

A30 PCIe

Graphics Card

Unknown

Release Date

Apr 2021

Navi II

Generation

Tesla Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2075 MHz

Base Clock

930 MHz

2435 MHz

Boost Clock

1440 MHz

2250 MHz

Memory Clock

1215 MHz

Memory

16GB

Memory Size

24GB

GDDR6

Memory Type

HBM2e

256bit

Memory Bus

3072bit

576.0GB/s

Bandwidth

933.1GB/s

Render Config

80

Compute Units

-

SM Count

56

5120

Shading Units

3584

320

TMUs

224

128

ROPs

96

-

Tensor Cores

224

80

RT Cores

-

128 KB per Array

L1 Cache

192 KB (per SM)

4 MB

L2 Cache

24 MB

128 MB

L3 Cache

-

Theoretical Performance

311.7 GPixel/s

Pixel Rate

138.2 GPixel/s

779.2 GTexel/s

Texture Rate

322.6 GTexel/s

49.87 TFLOPS

FP16 (half)

10.32 TFLOPS

24.93 TFLOPS

FP32 (float)

10.32 TFLOPS

1.558 TFLOPS

FP64 (double)

5.161 TFLOPS

Board Design

330W

TDP

165W

700 W

Suggested PSU

450 W

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

Outputs

No outputs

2x 8-pin

Power Connectors

8-pin EPS

Graphics Processor

Navi 21

GPU Name

GA100

Navi 21 XTXH (215-121000247)

GPU Variant

-

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

26.8 billion

Transistors

54.2 billion

520 mm²

Die Size

826 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.1

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

8.0

6.5

Shader Model

N/A

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