AMD Radeon RX 6650M XT vs AMD Radeon R9 285
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Sep 2014
Generation
Mobility Radeon
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
2068 MHz
-
Boost Clock
2416 MHz
-
Memory Clock
2000 MHz
1375 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
256.0GB/s
176.0GB/s
Render Config
Compute Units
32
28
Shading Units
2048
1792
TMUs
128
112
ROPs
64
32
RT Cores
32
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
154.6 GPixel/s
29.38 GPixel/s
Texture Rate
309.2 GTexel/s
102.8 GTexel/s
FP16 (half)
19.79 TFLOPS
3.290 TFLOPS
FP32 (float)
9.896 TFLOPS
3.290 TFLOPS
FP64 (double)
618.5 GFLOPS
205.6 GFLOPS
Graphics Processor
GPU Name
Navi 23
Tonga
Architecture
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
11.06 billion
5 billion
Die Size
237 mm²
366 mm²
GPU Variant
-
Tonga PRO(215-0851128)
Board Design
TDP
120W
190W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2.170
Shader Model
6.5
6.5