Home GPU Comparison NVIDIA RTX A4000H vs AMD Radeon RX 6900 XT

NVIDIA RTX A4000H vs AMD Radeon RX 6900 XT

NVIDIA RTX A4000H
VS
AMD Radeon RX 6900 XT
NVIDIA RTX A4000H
AMD Radeon RX 6900 XT
We compared two Desktop platform GPUs: 16GB VRAM RTX A4000H and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000H 's Advantages
Released 6 months late
1024 additional rendering cores
Lower TDP (140W vs 300W)
AMD Radeon RX 6900 XT 's Advantages
Boost Clock has increased by 44% (2250MHz vs 1560MHz)
Larger VRAM bandwidth (512.0GB/s vs 448.0GB/s)

Score

Benchmark

FP32 (float)
RTX A4000H
19.17 TFLOPS
Radeon RX 6900 XT +20%
23.04 TFLOPS
RTX A4000H
VS
Radeon RX 6900 XT

Graphics Card

Apr 2021
Release Date
Oct 2020
Quadro Ampere
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

735 MHz
Base Clock
1825 MHz
1560 MHz
Boost Clock
2250 MHz
1750 MHz
Memory Clock
2000 MHz

Memory

16GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
256bit
448.0GB/s
Bandwidth
512.0GB/s

Render Config

-
Compute Units
80
48
SM Count
-
6144
Shading Units
5120
192
TMUs
320
96
ROPs
128
192
Tensor Cores
-
48
RT Cores
80
128 KB (per SM)
L1 Cache
128 KB per Array
4 MB
L2 Cache
4 MB
-
L3 Cache
128 MB

Theoretical Performance

149.8 GPixel/s
Pixel Rate
288.0 GPixel/s
299.5 GTexel/s
Texture Rate
720.0 GTexel/s
19.17 TFLOPS
FP16 (half)
46.08 TFLOPS
19.17 TFLOPS
FP32 (float)
23.04 TFLOPS
299.5 GFLOPS
FP64 (double)
1440 GFLOPS

Board Design

140W
TDP
300W
300 W
Suggested PSU
700 W
4x DisplayPort 1.4a
Outputs
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
1x 6-pin
Power Connectors
2x 8-pin

Graphics Processor

GA104
GPU Name
Navi 21
GA104-???-A1
GPU Variant
Navi 21 XTX (215-121000167)
Ampere
Architecture
RDNA 2.0
Samsung
Foundry
TSMC
8 nm
Process Size
7 nm
17.4 billion
Transistors
26.8 billion
392 mm²
Die Size
520 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.3
8.6
CUDA
-
6.7
Shader Model
6.5

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