GPU Comparison
RADEON
AMD FirePro M4000
CORE STATE
Chelsea
VRAM
1024 MB
CLOCK SPEED
—
TDP
33 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
RADEON
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
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro M4000
HD 8870M
Core Specs
Shading Units
512
640
+25.0%
Shaders
512
640
+25.0%
TMUs
32
40
+25.0%
ROPs
16
16
0.0%
Compute Units
8
10
+25.0%
Clocks
Base Clock
—
725 MHz
Boost Clock
—
775 MHz
GPU Clock
675 MHz
—
Memory Clock
1000 MHz
4 Gbps effective
1125 MHz
4.5 Gbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
64.00 GB/s
72.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
256 KB
Performance
Pixel Rate
10.80 GPixel/s
12.40 GPixel/s
Texture Rate
21.60 GTexel/s
31.00 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
992.0 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
62.00 GFLOPS (1:16)
Power
TDP
33 W
—
TDP (W)
33
—
Power Connectors
None
—
Architecture
Architecture
GCN 1.0
GCN 1.0
GPU Name
Chelsea
Venus
Generation
FirePro Mobile
(Mx000)
Solar System
(HD 8800M)
Process Size
28 nm
28 nm
Transistors
1,500 million
1,500 million
Die Size
123 mm²
123 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
12.2M / mm²
API Support
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1 (1.2)
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
MXM Module
—
Outputs
Portable Device Dependent
—
Bus Interface
MXM-A (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
FirePro Mobility
London
Successor
Radeon Pro Mobile
Gem System