AMD Radeon HD 6850 X2 vs AMD Radeon RX 6650M XT
GPU Specs Compare
Graphics Card
Release Date
Sep 2011
Jan 2022
Generation
Northern Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1050 MHz
2000 MHz
Base Clock
-
2068 MHz
Boost Clock
-
2416 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
134.4GB/s
256.0GB/s
Render Config
Compute Units
12
32
Shading Units
960
2048
TMUs
48
128
ROPs
32
64
L1 Cache
8 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
RT Cores
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
25.60 GPixel/s
154.6 GPixel/s
Texture Rate
38.40 GTexel/s
309.2 GTexel/s
FP32 (float)
1.536 TFLOPS
9.896 TFLOPS
FP16 (half)
-
19.79 TFLOPS
FP64 (double)
-
618.5 GFLOPS
Graphics Processor
GPU Name
Barts
Navi 23
GPU Variant
Barts PRO(215-0798006)
-
Architecture
TeraScale 2
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
40 nm
7 nm
Transistors
1.7 billion
11.06 billion
Die Size
255 mm²
237 mm²
Board Design
TDP
254W
120W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.3
Shader Model
5.0
6.5