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
RADEON
Radeon RX 7900M
CORE STATE
Navi 31
VRAM
16 GB
CLOCK SPEED
2090 MHz
TDP
180 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8850M
RX 7900M
Core Specs
Shading Units
640
4,608
+620.0%
Shaders
640
4,608
+620.0%
TMUs
40
288
+620.0%
ROPs
16
192
+1100.0%
Compute Units
10
72
+620.0%
Clocks
Base Clock
575 MHz
1825 MHz
Boost Clock
625 MHz
2090 MHz
Memory Clock
1000 MHz
4 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
256 bit
Bandwidth
64.00 GB/s
576.0 GB/s
Cache
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
256 KB
6 MB
L3 Cache
—
64 MB
L0 Cache
—
64 KB per WGP
Performance
Pixel Rate
10.00 GPixel/s
401.3 GPixel/s
Texture Rate
25.00 GTexel/s
601.9 GTexel/s
FP32 (TFLOPS)
800.0 GFLOPS
38.52 TFLOPS
FP64 (TFLOPS)
50.00 GFLOPS (1:16)
1,203.8 GFLOPS (1:32)
FP16 (TFLOPS)
—
77.05 TFLOPS (2:1)
AI/RT
RT Cores
—
72
Power
TDP
—
180 W
TDP (W)
—
180
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
RDNA 3.0
GPU Name
Venus
Navi 31
Codename
—
Plum Bonito
Generation
Solar System
(HD 8800M)
Navi Mobile
(RX 7000M)
Process Size
28 nm
5 nm
Transistors
1,500 million
57,700 million
Die Size
123 mm²
529 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
109.1M / mm²
AMD MCM
GCD Transistors
—
45,400 million
GCD Die Size
—
304.35 mm²
MCD Transistors
—
2,050 million x6
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)
2.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Production
End-of-life
Active
Predecessor
London
Polaris Mobile
Successor
Gem System
—