AMD Radeon R9 285 vs Intel Arc A770M
GPU Specs Compare
Graphics Card
Release Date
Sep 2014
Jan 2022
Generation
Volcanic Islands
Alchemist
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
2000 MHz
Base Clock
-
300 MHz
Boost Clock
-
1650 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
176.0GB/s
512.0GB/s
Render Config
Compute Units
28
-
Shading Units
1792
4096
TMUs
112
256
ROPs
32
128
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
16 MB
RT Cores
-
32
Theoretical Performance
Pixel Rate
29.38 GPixel/s
211.2 GPixel/s
Texture Rate
102.8 GTexel/s
422.4 GTexel/s
FP16 (half)
3.290 TFLOPS
27.03 TFLOPS
FP32 (float)
3.290 TFLOPS
13.52 TFLOPS
FP64 (double)
205.6 GFLOPS
-
Graphics Processor
GPU Name
Tonga
DG2-512
GPU Variant
Tonga PRO(215-0851128)
ACM-G10
Architecture
GCN 3.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
5 billion
21.7 billion
Die Size
366 mm²
406 mm²
Board Design
TDP
190W
120W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
-
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2.170
1.3
Shader Model
6.5
6.6
📊 Benchmark
Blender
-
1,714