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
GeForce RTX 5090 Mobile
CORE STATE
GB203
VRAM
24 GB
CLOCK SPEED
1515 MHz
TDP
95 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
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 8870M
RTX 5090 Mobile
Core Specs
Shading Units
640
10,496
+1540.0%
Shaders
640
10,496
+1540.0%
TMUs
40
328
+720.0%
ROPs
16
112
+600.0%
Compute Units
10
—
SM Count
—
82
Clocks
Base Clock
725 MHz
990 MHz
Boost Clock
775 MHz
1515 MHz
Memory Clock
1125 MHz
4.5 Gbps effective
1750 MHz
28 Gbps effective
Memory
Memory Size
2 GB
24 GB
VRAM (MB)
2,048
24,576
+1100.0%
Memory Type
GDDR5
GDDR7
Memory Bus
128 bit
256 bit
Bandwidth
72.00 GB/s
896.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
64 MB
Performance
Pixel Rate
12.40 GPixel/s
169.7 GPixel/s
Texture Rate
31.00 GTexel/s
496.9 GTexel/s
FP32 (TFLOPS)
992.0 GFLOPS
31.80 TFLOPS
FP64 (TFLOPS)
62.00 GFLOPS (1:16)
496.9 GFLOPS (1:64)
FP16 (TFLOPS)
—
31.80 TFLOPS (1:1)
AI/RT
RT Cores
—
82
Tensor Cores
—
328
Power
TDP
—
95 W
TDP (W)
—
95
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Blackwell 2.0
GPU Name
Venus
GB203
Generation
Solar System
(HD 8800M)
GeForce 50 Mobile
Process Size
28 nm
5 nm
Transistors
1,500 million
45,600 million
Die Size
123 mm²
378 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
120.6M / 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
—
12.0
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Other
Production
End-of-life
Active
Predecessor
London
GeForce 40 Mobile
Successor
Gem System
—