GeForce GTX 980 SLI Mobile and Radeon HD 6450 GDDR5 - video card comparison
GeForce GTX 980 SLI Mobile
Radeon HD 6450 GDDR5
Architecture
Maxwell (2014−2018)
Terascale 2 (2009−2015)
GPU code name
N16E-GXX SLI
Caicos
Market segment
Laptop
Desktop
Release date
September 2015
April 2011
SLI options
+
-
Boost clock speed
1228 MHz
-
Core clock speed
1126 MHz
750 MHz
Manufacturing process technology
28 nm
40 nm
Number of transistors
10400 Million
-
Pipelines / CUDA cores
4096
160
Power consumption (TDP)
330 Watt
27 Watt
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 8 GB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
3500 MHz
900 MHz
Shared memory
-
-
G-SYNC support
+
-
DirectX
12_1
11
CUDA
+
-