GeForce GTX 980 and GeForce 6800 GT - video card comparison
Passmark - benchmark score GeForce GTX 980 vs GeForce 6800 GT
GeForce GTX 980
11458
GeForce 6800 GT
146
GeForce GTX 980
GeForce 6800 GT
Architecture
Maxwell (2014−2018)
Curie (2003−2013)
GPU code name
GM204
NV45
Market segment
Desktop
Desktop
Release date
September 2014
June 2004
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
2x 6-pins
1x 6-pin
SLI options
+
-
Boost clock speed
1216 MHz
-
Core clock speed
1064 MHz
350 MHz
CUDA cores
2048
-
Floating-point performance
4,981 gflops
-
Manufacturing process technology
28 nm
130 nm
Number of transistors
5,200 million
222 million
Pipelines / CUDA cores
2048
-
Power consumption (TDP)
165 Watt
67 Watt
Texture fill rate
144 billion/sec
5.600
Memory type
GDDR5
GDDR3
Maximum RAM amount
4 GB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
7.0 GB/s
1000 MHz
Memory bandwidth
224 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
2x DVI, 1x S-Video
Multi monitor support
4 displays
-
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
9.0c (9_3)
CUDA
+
-
OpenCL
1.2
N/A
OpenGL
4.5
2.1
Shader Model
6.4
3.0
Vulkan
1.1.126
N/A
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-