Radeon R9 280X and Radeon HD 6970M - video card comparison
Passmark - benchmark score Radeon R9 280X vs Radeon HD 6970M
Radeon R9 280X
6012
Radeon HD 6970M
2338
Radeon R9 280X
Radeon HD 6970M
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Thaiti XTL
Blackcomb XT
Market segment
Desktop
Laptop
Release date
October 2013
January 2011
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
None
Boost clock speed
1000 MHz
-
Core clock speed
-
680 MHz
Floating-point performance
4,096 gflops
1,305.6 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
1,700 million
Pipelines / CUDA cores
2048
960
Power consumption (TDP)
250 Watt
75-100 Watt
Texture fill rate
128.0
32.64
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
-
900 MHz
Memory bandwidth
288 GB/s
115.2 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
+
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
11.2 (11_0)
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
+
N/A
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-