GPU Comparison
RADEON
AMD Radeon HD 8970M
CORE STATE
Neptune
VRAM
4 GB
CLOCK SPEED
900 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
CMP 50HX
CORE STATE
TU102
VRAM
10 GB
CLOCK SPEED
1545 MHz
TDP
250 W
BUS WIDTH
320 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8970M
CMP 50HX
Core Specs
Shading Units
1,280
3,584
+180.0%
Shaders
1,280
3,584
+180.0%
TMUs
80
192
+140.0%
ROPs
32
80
+150.0%
Compute Units
20
—
SM Count
—
56
Clocks
Base Clock
850 MHz
1350 MHz
Boost Clock
900 MHz
1545 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
4 GB
10 GB
VRAM (MB)
4,096
10,240
+150.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
320 bit
Bandwidth
153.6 GB/s
560.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
5 MB
Performance
Pixel Rate
28.80 GPixel/s
123.6 GPixel/s
Texture Rate
72.00 GTexel/s
296.6 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
11.07 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
346.1 GFLOPS (1:32)
FP16 (TFLOPS)
—
22.15 TFLOPS (2:1)
AI/RT
RT Cores
—
56
Tensor Cores
—
448
Power
TDP
100 W
250 W
TDP (W)
100
250
+150.0%
Suggested PSU
—
600 W
Power Connectors
—
2x 8-pin
Architecture
Architecture
GCN 1.0
Turing
GPU Name
Neptune
TU102
Generation
Solar System
(HD 8900M)
Mining GPUs
Process Size
28 nm
12 nm
Transistors
2,800 million
18,600 million
Die Size
212 mm²
754 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
24.7M / mm²
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
7.5
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
116 mm
4.6 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 1.0 x4
Other
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—