Radeon R7 370 and Radeon HD 6990M Crossfire - video card comparison
Radeon R7 370
Radeon HD 6990M Crossfire
Architecture
GCN 1.0 (2012−2020)
Terascale 2 (2009−2015)
GPU code name
Trinidad (Pitcairn)
Blackcomb XTX
Market segment
Desktop
Laptop
Release date
May 2015
July 2011
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1 x 6-pin
-
Boost clock speed
975 MHz
-
Core clock speed
-
715 MHz
Floating-point performance
1,997 gflops
-
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,800 million
2x1700 Million
Pipelines / CUDA cores
1024
2240
Power consumption (TDP)
110 Watt
-
Texture fill rate
62.40
-
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2x2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
975 MHz
900 MHz
Memory bandwidth
179.2 GB/s
-
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
-
Eyefinity
+
-
Number of Eyefinity displays
6
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
11
Mantle
+
-
OpenCL
2.0
-
OpenGL
4.6
-
Shader Model
5.1
-
Vulkan
+
-
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-