GPU Comparison
RADEON
AMD Radeon HD 7950
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
200 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
GeForce GTX 460M
CORE STATE
GF106
VRAM
1536 MB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7950
GTX 460M
Core Specs
Shading Units
1,792
192
-89.3%
Shaders
1,792
192
-89.3%
TMUs
112
32
-71.4%
ROPs
32
24
-25.0%
Compute Units
28
—
SM Count
—
4
Clocks
GPU Clock
800 MHz
675 MHz
Shader Clock
—
1350 MHz
Memory Clock
1250 MHz
5 Gbps effective
625 MHz
2.5 Gbps effective
Memory
Memory Size
3 GB
1536 MB
VRAM (MB)
3,072
1,536
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
192 bit
Bandwidth
240.0 GB/s
60.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
768 KB
384 KB
Performance
Pixel Rate
25.60 GPixel/s
5.400 GPixel/s
Texture Rate
89.60 GTexel/s
21.60 GTexel/s
FP32 (TFLOPS)
2.867 TFLOPS
518.4 GFLOPS
FP64 (TFLOPS)
716.8 GFLOPS (1:4)
43.20 GFLOPS (1:12)
Power
TDP
200 W
50 W
TDP (W)
200
50
-75.0%
Suggested PSU
550 W
—
Power Connectors
2x 6-pin
None
Architecture
Architecture
GCN 1.0
Fermi
GPU Name
Tahiti
GF106
Generation
Southern Islands
(HD 7900)
GeForce 400M
Process Size
28 nm
40 nm
Transistors
4,313 million
1,170 million
Die Size
352 mm²
238 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
4.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.1
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
Dual-slot
MXM Module
Length
278 mm
10.9 inches
—
Height
111 mm
4.4 inches
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
449 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
GeForce 300M
Successor
Sea Islands
GeForce 500M