GPU Comparison
RADEON
AMD Radeon HD 8790M
CORE STATE
Mars
VRAM
2 GB
CLOCK SPEED
900 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
RTX A4500
CORE STATE
GA102
VRAM
20 GB
CLOCK SPEED
1650 MHz
TDP
200 W
BUS WIDTH
320 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
RTX A4500
Core Specs
Shading Units
384
7,168
+1766.7%
Shaders
384
7,168
+1766.7%
TMUs
24
224
+833.3%
ROPs
8
96
+1100.0%
Compute Units
6
—
SM Count
—
56
Clocks
Base Clock
850 MHz
1050 MHz
Boost Clock
900 MHz
1650 MHz
Memory Clock
1000 MHz
4 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
2 GB
20 GB
VRAM (MB)
2,048
20,480
+900.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
320 bit
Bandwidth
64.00 GB/s
640.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
6 MB
Performance
Pixel Rate
7.200 GPixel/s
158.4 GPixel/s
Texture Rate
21.60 GTexel/s
369.6 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
23.65 TFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
369.6 GFLOPS (1:64)
FP16 (TFLOPS)
—
23.65 TFLOPS (1:1)
AI/RT
RT Cores
—
56
Tensor Cores
—
224
Power
TDP
—
200 W
TDP (W)
—
200
Suggested PSU
—
550 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
GCN 1.0
Ampere
GPU Name
Mars
GA102
Generation
Solar System
(HD 8700M)
Workstation Ampere
(Ax000)
Process Size
28 nm
8 nm
Transistors
950 million
28,300 million
Die Size
77 mm²
628 mm²
Foundry
TSMC
Samsung
Density
12.3M / mm²
45.1M / 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
—
8.6
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
112 mm
4.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 1.4a
Bus Interface
MXM-A (3.0)
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
Quadro Turing
Successor
Gem System
Workstation Ada