Radeon RX 6900 XT vs A30 PCIe
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 24GB VRAM A30 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6900 XT 's Advantages
Boost Clock has increased by 56% (2250MHz vs 1440MHz)
1536 additional rendering cores
A30 PCIe 's Advantages
Released 6 months late
More VRAM (24GB vs 16GB)
Larger VRAM bandwidth (933.1GB/s vs 512.0GB/s)
Lower TDP (165W vs 300W)
Score
Benchmark
FP32 (float)
Radeon RX 6900 XT
+123%
23040
A30 PCIe
10320
Blender
Radeon RX 6900 XT
+46%
2981
A30 PCIe
2036
Graphics Card
Oct 2020
Release Date
Apr 2021
Navi II
Generation
Tesla Ampere
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1825 MHz
Base Clock
930 MHz
2250 MHz
Boost Clock
1440 MHz
2000 MHz
Memory Clock
1215 MHz
Memory
16GB
Memory Size
24GB
GDDR6
Memory Type
HBM2e
256bit
Memory Bus
3072bit
512.0GB/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
288.0 GPixel/s
Pixel Rate
138.2 GPixel/s
720.0 GTexel/s
Texture Rate
322.6 GTexel/s
46.08 TFLOPS
FP16 (half)
10.32 TFLOPS
23.04 TFLOPS
FP32 (float)
10.32 TFLOPS
1440 GFLOPS
FP64 (double)
5.161 TFLOPS
Board Design
300W
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 XTX
(215-121000167)
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