GeForce GTX 970 and Radeon R7 265 - video card comparison
GeForce GTX 970
Radeon R7 265
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
GM204
Pitcairn
Market segment
Desktop
Desktop
Release date
September 2014
February 2014
Bus support
PCI Express 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
2x 6-pins
1 x 6-pin
SLI options
+
-
Boost clock speed
1178 MHz
925 MHz
Core clock speed
1050 MHz
-
CUDA cores
1664
-
Floating-point performance
3,920 gflops
1,894 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
5,200 million
2,800 million
Pipelines / CUDA cores
1664
1024
Power consumption (TDP)
145 Watt
150 Watt
Maximum GPU temperature
98 °C
-
Texture fill rate
109 billion/sec
59.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
7.0 GB/s
1400 MHz
Memory bandwidth
224 GB/s
179.2 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
2x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support
4 displays
-
Eyefinity
-
1
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
DirectX® 12
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
6.4
5.1
Vulkan
1.1.126
-
AppAcceleration
-
-
CrossFire
-
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-