AMD Ryzen Z1 GPU vs AMD Radeon RX 640 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Sep 2023
May 2019
Generation
Console GPU
Mobility Radeon
Type
Game console
Mobile
Bus Interface
—
PCIe 3.0 x8
Clock Speeds
Base Clock
1500 MHz
1082 MHz
Boost Clock
2500 MHz
1218 MHz
Memory Clock
800 MHz
1500 MHz
Memory
Memory Size
16GB
2GB
Memory Type
LPDDR5
GDDR5
Memory Bus
64bit
64bit
Bandwidth
25.60GB/s
48.00GB/s
Render Config
Compute Units
4
10
Shading Units
256
640
TMUs
16
40
ROPs
8
16
RT Cores
4
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
6 MB
512 KB
L3 Cache
16 MB
—
Theoretical Performance
Pixel Rate
20.00 GPixel/s
19.49 GPixel/s
Texture Rate
40.00 GTexel/s
48.72 GTexel/s
FP16 (half)
5.120 TFLOPS
1.559 TFLOPS
FP32 (float)
2.560 TFLOPS
1.559 TFLOPS
FP64 (double)
160.0 GFLOPS
97.44 GFLOPS
Graphics Processor
GPU Name
Phoenix
Polaris 23
GPU Variant
100-000001280
Polaris 23 XT
Architecture
RDNA 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
4 nm
14 nm
Transistors
25.39 billion
2.2 billion
Die Size
178 mm²
103 mm²
Board Design
TDP
30W
50W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.8
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.