AMD Radeon RX 6800 3456SP vs NVIDIA RTX A4500 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Mar 2022
Generation
Navi II
Quadro Ampere-M
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1700 MHz
930 MHz
Boost Clock
2250 MHz
1500 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
512.0GB/s
Render Config
Compute Units
54
—
Shading Units
3456
5888
TMUs
216
184
ROPs
96
96
RT Cores
54
46
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
—
SM Count
—
46
Tensor Cores
—
184
Theoretical Performance
Pixel Rate
216.0 GPixel/s
144.0 GPixel/s
Texture Rate
486.0 GTexel/s
276.0 GTexel/s
FP16 (half)
31.10 TFLOPS
17.66 TFLOPS
FP32 (float)
15.55 TFLOPS
17.66 TFLOPS
FP64 (double)
972.0 GFLOPS
276.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
GA104
GPU Variant
Navi 21 ES(215-121000066)
—
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
7 nm
8 nm
Transistors
26.8 billion
17.4 billion
Die Size
520 mm²
392 mm²
Board Design
TDP
250W
140W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.8
6.7
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.