AMD Radeon R9 390 vs Intel Arc A750
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
Oct 2022
Generation
Pirate Islands
Alchemist(Arc 7)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1500 MHz
2000 MHz
Base Clock
-
2050 MHz
Boost Clock
-
2400 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
512bit
256bit
Bandwidth
384.0GB/s
512.0GB/s
Render Config
Compute Units
40
-
Shading Units
2560
3584
TMUs
160
224
ROPs
64
112
L1 Cache
16 KB (per CU)
-
L2 Cache
1024 KB
16 MB
Tensor Cores
-
448
RT Cores
-
28
Theoretical Performance
Pixel Rate
64.00 GPixel/s
268.8 GPixel/s
Texture Rate
160.0 GTexel/s
537.6 GTexel/s
FP32 (float)
5.120 TFLOPS
17.20 TFLOPS
FP64 (double)
640.0 GFLOPS
2.150 TFLOPS
FP16 (half)
-
34.41 TFLOPS
Graphics Processor
GPU Name
Grenada
DG2-512
GPU Variant
Grenada PRO(215-0880030)
ACM-G10
Architecture
GCN 2.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
6.2 billion
21.7 billion
Die Size
438 mm²
406 mm²
Board Design
TDP
275W
225W
Suggested PSU
600 W
550 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.6
📊 Benchmark
3DMark Time Spy
3,964
-
3DMark Time Spy Extreme
1,931
-