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GeForce GTX 980 and GeForce GT 630M - video card comparison


Passmark - benchmark score GeForce GTX 980 vs GeForce GT 630M

GeForce GTX 980
11458
GeForce GT 630M
556

GeForce GTX 980

GeForce GT 630M


Architecture
Maxwell (2014−2018)
Fermi (2010−2014)

GPU code name
GM204
N13P-GL/GL2

Market segment
Desktop
Laptop

Release date
September 2014
December 2011

Bus support
PCI Express 3.0
PCI Express 2.0

Interface
PCIe 3.0 x16
MXM-A (3.0)

Recommended system power (PSU)
500 Watt
-

Supplementary power connectors
2x 6-pins
-

SLI options
+
-

Boost clock speed
1216 MHz
-

Core clock speed
1064 MHz
Up to 800 MHz

CUDA cores
2048
96

Floating-point performance
4,981 gflops
253.4 gflops

Manufacturing process technology
28 nm
28 nm

Number of transistors
5,200 million
585 million

Pipelines / CUDA cores
2048
96

Power consumption (TDP)
165 Watt
33 Watt

Texture fill rate
144 billion/sec
Up to 12.8 billion/sec

Memory type
GDDR5
DDR3\GDDR5

Maximum RAM amount
4 GB
1 GB

Memory bus width
256 Bit
Up to 128bit

Memory clock speed
7.0 GB/s
1800 MHz

Memory bandwidth
224 GB/s
Up to 32.0 GB/s

Shared memory
-
-

Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs

Multi monitor support
4 displays
-

VGA аnalog display support
+
-

DisplayPort Multimode (DP++) support
+
-

HDMI
+
+

HDCP
+
+

Maximum VGA resolution
2048x1536
Up to 2048x1536

G-SYNC support
+
-

Audio input for HDMI
Internal
-

DirectX
12 (12_1)
12 (11_0)

CUDA
+
+

OpenCL
1.2
1.1

OpenGL
4.5
4.5

Shader Model
6.4
5.1

Vulkan
1.1.126
N/A

3D Blu-Ray
-
+

BatteryBoost
+
-

GameStream
+
-

GameWorks
+
-

GeForce ShadowPlay
+
-

GPU Boost
2.0
-

H.264, VC1, MPEG2 1080p video decoder
+
-

Optimus
+
+