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Radeon HD 7950 and Radeon HD 8750M - video card comparison


Passmark - benchmark score Radeon HD 7950 vs Radeon HD 8750M

Radeon HD 7950
4907
Radeon HD 8750M
1021

Radeon HD 7950

Radeon HD 8750M


Architecture
GCN 1.0 (2012−2020)
GCN (2011−2017)

GPU code name
Tahiti
Mars Pro

Market segment
Desktop
Laptop

Release date
January 2012
November 2012

Bus support
PCIe 3.0 x16
-

Interface
PCIe 3.0 x16
PCIe 3.0 x8

Supplementary power connectors
2x 6-pin
-

Boost clock speed
1250 MHz
775 MHz

Compute units
28
-

Core clock speed
-
620 MHz

Floating-point performance
2,867 gflops
595.2 gflops

Manufacturing process technology
28 nm
28 nm

Number of transistors
4,313 million
950 million

Pipelines / CUDA cores
1792
384

Power consumption (TDP)
200 Watt
-

Texture fill rate
89.60
18.60

Memory type
GDDR5
GDDR5, DDR3

Maximum RAM amount
3 GB
2 GB

Memory bus width
384 Bit
128 Bit

Memory clock speed
1250 MHz
2000 - 4000 MHz

Memory bandwidth
240 GB/s
64 GB/s

Shared memory
-
-

Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs

Eyefinity
1
-

Number of Eyefinity displays
6
-

HDMI
+
-

DisplayPort support
-
-

DirectX
DirectX® 11
12 (11_1)

Mantle
-
-

OpenCL
1.2
1.2

OpenGL
4.6
4.6

Shader Model
5.1
5.1

Vulkan
-
1.2.131

AppAcceleration
+
-

CrossFire
1
-

Enduro
-
-

FreeSync
1
-

HD3D
-
-

PowerTune
+
-

TrueAudio
-
-

ZeroCore
+
-