GPU Comparison
RADEON
AMD Radeon HD 8870M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
775 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
Quadro 4000M
CORE STATE
GF104
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8870M
Quadro 4000M
Core Specs
Shading Units
640
336
-47.5%
Shaders
640
336
-47.5%
TMUs
40
56
+40.0%
ROPs
16
32
+100.0%
Compute Units
10
—
SM Count
—
7
Clocks
Base Clock
725 MHz
—
Boost Clock
775 MHz
—
GPU Clock
—
475 MHz
Shader Clock
—
950 MHz
Memory Clock
1125 MHz
4.5 Gbps effective
625 MHz
2.5 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
72.00 GB/s
80.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
12.40 GPixel/s
6.650 GPixel/s
Texture Rate
31.00 GTexel/s
26.60 GTexel/s
FP32 (TFLOPS)
992.0 GFLOPS
638.4 GFLOPS
FP64 (TFLOPS)
62.00 GFLOPS (1:16)
53.20 GFLOPS (1:12)
Power
TDP
—
100 W
TDP (W)
—
100
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Fermi
GPU Name
Venus
GF104
Generation
Solar System
(HD 8800M)
Quadro Fermi-M
(x000M)
Process Size
28 nm
40 nm
Transistors
1,500 million
1,950 million
Die Size
123 mm²
332 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
5.9M / 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
—
MXM Module
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
London
Quadro FX Mobile
Successor
Gem System
Quadro Kepler-M