AMD Radeon R9 390 X2 vs AMD Ryzen Z2 Go GPU
GPU · Specs Compare
Graphics Card
Release Date
Sep 2015
Jan 2025
Generation
Pirate Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
—
Clock Speeds
Memory Clock
1350 MHz
800 MHz
Base Clock
—
800 MHz
Boost Clock
—
2700 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR5
LPDDR5
Memory Bus
512bit
128bit
Bandwidth
345.6GB/s
51.20GB/s
Render Config
Compute Units
40
12
Shading Units
2560
768
TMUs
160
48
ROPs
64
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
1024 KB
8 MB
RT Cores
—
12
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
86.40 GPixel/s
Texture Rate
160.0 GTexel/s
129.6 GTexel/s
FP32 (float)
5.120 TFLOPS
4.147 TFLOPS
FP64 (double)
640.0 GFLOPS
259.2 GFLOPS
FP16 (half)
—
8.294 TFLOPS
Graphics Processor
GPU Name
Grenada
Rembrandt+
GPU Variant
Grenada PRO(215-0880030)
100-000001672
Architecture
GCN 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
6.2 billion
13.1 billion
Die Size
438 mm²
208 mm²
Board Design
TDP
580W
28W
Suggested PSU
950 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x USB Type-C
Power Connectors
4x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.2
1.3
Shader Model
6.3
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.