AMD Radeon R9 285X vs AMD Ryzen Z2 A GPU
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jan 2025
Generation
Volcanic Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
-
Clock Speeds
Memory Clock
1375 MHz
800 MHz
Base Clock
-
1000 MHz
Boost Clock
-
1600 MHz
Memory
Memory Size
3GB
16GB
Memory Type
GDDR5
LPDDR5
Memory Bus
384bit
128bit
Bandwidth
264.0GB/s
51.20GB/s
Render Config
Compute Units
32
8
Shading Units
2048
512
TMUs
128
32
ROPs
32
16
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
768 KB
1024 KB
RT Cores
-
8
L3 Cache
-
8 MB
Theoretical Performance
Pixel Rate
32.06 GPixel/s
25.60 GPixel/s
Texture Rate
128.3 GTexel/s
51.20 GTexel/s
FP32 (float)
4.104 TFLOPS
1.638 TFLOPS
FP16 (half)
-
3.277 TFLOPS
FP64 (double)
-
102.4 GFLOPS
Graphics Processor
GPU Name
Tonga
Van Gogh
GPU Variant
Tonga XT(215-0851313)
100-000001835
Architecture
GCN 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
2.4 billion
Die Size
366 mm²
163 mm²
Board Design
TDP
200W
15W
Suggested PSU
550 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x USB Type-C
Power Connectors
1x 6-pin + 1x 8-pin
-
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