AMD Ryzen AI Z2 Extreme GPU vs AMD Radeon R9 390
GPU Specs Compare
Graphics Card
Release Date
Oct 2025
Jun 2015
Generation
Console GPU
Pirate Islands
Type
Game console
Desktop
Bus Interface
-
PCIe 3.0 x16
Clock Speeds
Base Clock
800 MHz
-
Boost Clock
2700 MHz
-
Memory Clock
1000 MHz
1500 MHz
Memory
Memory Size
16GB
8GB
Memory Type
LPDDR5X
GDDR5
Memory Bus
256bit
512bit
Bandwidth
256.0GB/s
384.0GB/s
Render Config
Compute Units
16
40
Shading Units
1024
2560
TMUs
64
160
ROPs
48
64
RT Cores
16
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
8 MB
1024 KB
L3 Cache
16 MB
-
Theoretical Performance
Pixel Rate
129.6 GPixel/s
64.00 GPixel/s
Texture Rate
172.8 GTexel/s
160.0 GTexel/s
FP16 (half)
11.06 TFLOPS
-
FP32 (float)
5.530 TFLOPS
5.120 TFLOPS
FP64 (double)
345.6 GFLOPS
640.0 GFLOPS
Graphics Processor
GPU Name
Strix Point
Grenada
GPU Variant
100-000001885
Grenada PRO(215-0880030)
Architecture
RDNA 3.5
GCN 2.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
34 billion
6.2 billion
Die Size
233 mm²
438 mm²
Board Design
TDP
28W
275W
Outputs
1x USB Type-C
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
600 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.4
1.2
Shader Model
6.8
6.3
📊 Benchmark
3DMark Time Spy
-
3,964
3DMark Time Spy Extreme
-
1,931