GeForce GTX 980 Ti and Radeon HD 7870 XT - video card comparison
Passmark - benchmark score GeForce GTX 980 Ti vs Radeon HD 7870 XT
GeForce GTX 980 Ti
14228
Radeon HD 7870 XT
4603
GeForce GTX 980 Ti
Radeon HD 7870 XT
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
GM200
Tahiti
Market segment
Desktop
Desktop
Release date
June 2015
November 2012
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
6-pin + 8-pin
2x 6-pin
SLI options
+
-
Boost clock speed
1075 MHz
975 MHz
Core clock speed
1000 MHz
925 MHz
CUDA cores
2816
-
Floating-point performance
6,060 gflops
2,995 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
8,000 million
4,313 million
Pipelines / CUDA cores
2816
1536
Power consumption (TDP)
250 Watt
185 Watt
Texture fill rate
176 billion/sec
93.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
6 GB
2 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
7.0 GB/s
6000 MHz
Memory bandwidth
336.5 GB/s
192.0 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
1x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12 (11_1)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
6.4
5.1
Vulkan
1.1.126
1.2.131
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-