NVIDIA RTX A4000 Mobile vs AMD Radeon RX 6650 XT
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
May 2022
Generation
Ampere-MW
Navi II
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1140 MHz
2055 MHz
Boost Clock
1680 MHz
2635 MHz
Memory Clock
1500 MHz
2190 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
128bit
Bandwidth
384.0GB/s
280.3GB/s
Render Config
SM Count
40
—
Shading Units
5120
2048
TMUs
160
128
ROPs
80
64
Tensor Cores
160
—
RT Cores
40
32
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
4 MB
2 MB
Compute Units
—
32
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
134.4 GPixel/s
168.6 GPixel/s
Texture Rate
268.8 GTexel/s
337.3 GTexel/s
FP16 (half)
17.20 TFLOPS
21.59 TFLOPS
FP32 (float)
17.20 TFLOPS
10.79 TFLOPS
FP64 (double)
268.8 GFLOPS
674.6 GFLOPS
Graphics Processor
GPU Name
GA104
Navi 23
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
17.4 billion
11.06 billion
Die Size
392 mm²
237 mm²
GPU Variant
—
Navi 23 KXT(215-130000136)
Board Design
TDP
115W
176W
Outputs
Portable Device Dependent
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.6
—
Shader Model
6.8
6.5
Benchmark
Blender
2,825
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.