Product Compare

AMD Radeon RX 455 OEM vs AMD Ryzen Z1 GPU

GPU GPU
Graphics Card
Release Date Jun 2016 Sep 2023
Generation Arctic Islands Console GPU
Type Desktop Game console
Bus Interface PCIe 3.0 x16
Clock Speeds
Memory Clock 1625 MHz 800 MHz
Base Clock 1500 MHz
Boost Clock 2500 MHz
Memory
Memory Size 2GB 16GB
Memory Type GDDR5 LPDDR5
Memory Bus 128bit 64bit
Bandwidth 104.0GB/s 25.60GB/s
Render Config
Compute Units 12 4
Shading Units 768 256
TMUs 48 16
ROPs 16 8
L1 Cache 16 KB (per CU) 128 KB per Array
L2 Cache 256 KB 6 MB
RT Cores 4
L3 Cache 16 MB
Theoretical Performance
Pixel Rate 16.80 GPixel/s 20.00 GPixel/s
Texture Rate 50.40 GTexel/s 40.00 GTexel/s
FP32 (float) 1.613 TFLOPS 2.560 TFLOPS
FP64 (double) 100.8 GFLOPS 160.0 GFLOPS
FP16 (half) 5.120 TFLOPS
Graphics Processor
GPU Name Tobago Phoenix
GPU Variant Tobago PRO(215-0875010) 100-000001280
Architecture GCN 2.0 RDNA 3.0
Foundry TSMC TSMC
Process Size 28 nm 4 nm
Transistors 2.08 billion 25.39 billion
Die Size 160 mm² 178 mm²
Board Design
TDP 100W 30W
Suggested PSU 300 W
Outputs 1x DVI1x HDMI 1.4a1x DisplayPort 1.2 No outputs
Power Connectors 1x 6-pin None
Graphics Features
DirectX 12 (12_0) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.0 2.1
Vulkan 1.2 1.3
Shader Model 6.3 6.8