GPU Comparison
RADEON
AMD Radeon HD 8850M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
625 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
GeForce GTX 970M
CORE STATE
GM204
VRAM
6 GB
CLOCK SPEED
1038 MHz
TDP
—
BUS WIDTH
192 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8850M
GTX 970M
Core Specs
Shading Units
640
1,280
+100.0%
Shaders
640
1,280
+100.0%
TMUs
40
80
+100.0%
ROPs
16
48
+200.0%
Compute Units
10
—
Clocks
Base Clock
575 MHz
924 MHz
Boost Clock
625 MHz
1038 MHz
Memory Clock
1000 MHz
4 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
192 bit
Bandwidth
64.00 GB/s
120.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
256 KB
1536 KB
Performance
Pixel Rate
10.00 GPixel/s
49.82 GPixel/s
Texture Rate
25.00 GTexel/s
83.04 GTexel/s
FP32 (TFLOPS)
800.0 GFLOPS
2.657 TFLOPS
FP64 (TFLOPS)
50.00 GFLOPS (1:16)
83.04 GFLOPS (1:32)
Power
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Maxwell 2.0
GPU Name
Venus
GM204
Generation
Solar System
(HD 8800M)
GeForce 900M
Process Size
28 nm
28 nm
Transistors
1,500 million
5,200 million
Die Size
123 mm²
398 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
13.1M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.2
Shader Model
6.5 (5.1)
6.8
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
GeForce 800M
Successor
Gem System
GeForce 10 Mobile