AMD Radeon R9 M390 Mac Edition vs AMD Radeon RX 6750 GRE 10 GB
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Oct 2023
Generation
Crystal System
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1365 MHz
2000 MHz
Base Clock
—
1941 MHz
Boost Clock
—
2450 MHz
Memory
Memory Size
2GB
10GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
160bit
Bandwidth
174.7GB/s
320.0GB/s
Render Config
Compute Units
16
36
Shading Units
1024
2304
TMUs
64
144
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
3 MB
RT Cores
—
36
L3 Cache
—
80 MB
Theoretical Performance
Pixel Rate
30.66 GPixel/s
156.8 GPixel/s
Texture Rate
61.31 GTexel/s
352.8 GTexel/s
FP32 (float)
1.962 TFLOPS
11.29 TFLOPS
FP64 (double)
122.6 GFLOPS
705.6 GFLOPS
FP16 (half)
—
22.58 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Navi 22
GPU Variant
Pitcairn PRO(215-0828062)
Navi 22 XTL
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
17.2 billion
Die Size
212 mm²
335 mm²
Board Design
TDP
80W
170W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.8
Benchmark
3DMark Time Spy
—
11,171
3DMark Time Spy Extreme
—
5,039
3DMark Speed Way
—
1,928
▲ Specs Compare
Data sourced from official specifications and benchmark tests.