GeForce GTX 1080 and Radeon R9 295X2 - video card comparison
Passmark - benchmark score GeForce GTX 1080 vs Radeon R9 295X2
GeForce GTX 1080
16002
Radeon R9 295X2
8876
GeForce GTX 1080
Radeon R9 295X2
Architecture
Pascal (2016−2021)
GCN 2.0 (2013−2017)
GPU code name
Pascal GP104
Vesuvius
Market segment
Desktop
Desktop
Release date
May 2016
April 2014
Bus support
PCIe 3.0
PCIe 2.1 x16
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
8-pin
2 x 8-pin
SLI options
+
-
Boost clock speed
1733 MHz
1018 MHz
Core clock speed
1607 MHz
-
CUDA cores
2560
-
Floating-point performance
8,873 gflops
2x 5,733 gflops
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
6,200 million
Pipelines / CUDA cores
2560
2816
Power consumption (TDP)
180 Watt
500 Watt
Maximum GPU temperature
94 °C
-
Texture fill rate
277.3
179.2
Memory type
GDDR5X
GDDR5
Maximum RAM amount
8 GB
8 GB
Memory bus width
256 Bit
512 Bit
Memory clock speed
10 GB/s
1250 MHz
Memory bandwidth
320 GB/s
640 GB/s
Shared memory
-
-
Display Connectors
DP 1.42, HDMI 2.0b, DL-DVI
1x DVI, 4x mini-DisplayPort
Multi monitor support
+
-
Eyefinity
-
1
HDMI
+
+
DisplayPort support
-
-
G-SYNC support
+
-
DirectX
12 (12_1)
DirectX® 12
CUDA
+
-
Mantle
-
-
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
6.4
6.3
Vulkan
1.2.131
+
Ansel
+
-
AppAcceleration
-
-
CrossFire
-
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
GPU Boost
3.0
-
HD3D
-
+
LiquidVR
-
1
PowerTune
-
-
TressFX
-
1
TrueAudio
-
-
UVD
-
+
VR Ready
+
-
ZeroCore
-
-